diff --git a/client/src/components/querybuilder/QBSelectWithRequest.tsx b/client/src/components/common/AutocompleteSelect.tsx
similarity index 75%
rename from client/src/components/querybuilder/QBSelectWithRequest.tsx
rename to client/src/components/common/AutocompleteSelect.tsx
index dd1b115..69b4314 100644
--- a/client/src/components/querybuilder/QBSelectWithRequest.tsx
+++ b/client/src/components/common/AutocompleteSelect.tsx
@@ -4,15 +4,17 @@ import Autocomplete from '@material-ui/lab/Autocomplete';
 import CircularProgress from '@material-ui/core/CircularProgress';
 
 interface IProps {
-    getNewOptions: (textInput: string) => Promise<string[]>,
+    getNewOptions: (textInput: string) => Promise<any[]>,
+    getOptionLabel: (option: any) => string,
     label: string,
-    onSubmit: (s: string, exactMatch: boolean) => void,
+    onSubmit: (e: { input: string, option?: any }, exactMatch: boolean) => void,
+    onlySubmitExact: boolean,
 }
 
 // Autocompleted combo box which can make asynchronous requests
 // to get new options.
 // Based on Material UI example: https://material-ui.com/components/autocomplete/
-export default function QBSelectWithRequest(props: IProps & any) {
+export default function AutocompleteSelect(props: IProps & any) {
     interface OptionsFor {
         forInput: string,
         options: string[],
@@ -43,26 +45,16 @@ export default function QBSelectWithRequest(props: IProps & any) {
         })();
     };
 
-    // // Ensure a new request is made whenever the loading option is enabled.
-    // useEffect(() => {
-    //     startRequest(input);
-    // }, []);
-
-    // Ensure options are cleared whenever the element is closed.
-    // useEffect(() => {
-    //     if (!open) {
-    //         setOptions(null);
-    //     }
-    // }, [open]);
-
     useEffect(() => {
         startRequest(input);
     }, [input]);
 
     const onInputChange = (e: any, val: any, reason: any) => {
         if (reason === 'reset') {
+            const matches =  options ? options.options.filter((o:any) => props.getOptionLabel(o) === val) : [];
+            const match = (matches && matches.length > 0) ? matches[0] : undefined;
             // User selected a preset option.
-            props.onSubmit(val, true);
+            props.onSubmit(val, match);
         } else {
             // User changed text, start a new request.
             setInput(val);
@@ -80,7 +72,7 @@ export default function QBSelectWithRequest(props: IProps & any) {
                 setOpen(false);
             }}
             getOptionSelected={(option, value) => option === value}
-            getOptionLabel={(option) => option}
+            getOptionLabel={props.getOptionLabel}
             options={options ? options.options : null}
             loading={loading}
             freeSolo={true}
@@ -92,7 +84,15 @@ export default function QBSelectWithRequest(props: IProps & any) {
                 e.stopPropagation();
                 if (e.key === 'Enter') {
                     // User submitted free-form value.
-                    props.onSubmit(input, options && options.options.includes(input));
+                    const matches =  options ? options.options.filter((o:any) => props.getOptionLabel(o) === input) : [];
+                    const match = (matches && matches.length > 0) ? matches[0] : undefined;
+
+                    if(!match && props.onlySubmitExact) {
+                        // Don't allow submitting a non-exact match.
+                        return;
+                    }
+
+                    props.onSubmit(input, match);
                 }
             }}
             renderInput={(params) => (
diff --git a/client/src/components/querybuilder/QBAddElemMenu.tsx b/client/src/components/querybuilder/QBAddElemMenu.tsx
index 1aa2b1d..0f84700 100644
--- a/client/src/components/querybuilder/QBAddElemMenu.tsx
+++ b/client/src/components/querybuilder/QBAddElemMenu.tsx
@@ -2,7 +2,7 @@ import React, { useState, useEffect } from 'react';
 import { Menu, MenuItem } from '@material-ui/core';
 import NestedMenuItem from "material-ui-nested-menu-item";
 import { QueryElem, QueryLeafBy, QueryLeafOp, TagQueryInfo } from '../../lib/query/Query';
-import QBSelectWithRequest from './QBSelectWithRequest';
+import AutocompleteSelect from '../common/AutocompleteSelect';
 import { Requests } from './QueryBuilder';
 
 export interface MenuProps {
@@ -115,7 +115,7 @@ export function QBAddElemMenu(props: MenuProps) {
             label="Song"
             parentMenuOpen={Boolean(anchorEl)}
         >
-            <QBSelectWithRequest
+            <AutocompleteSelect
                 label="Title"
                 getNewOptions={props.requestFunctions.getSongTitles}
                 onSubmit={(s: string, exact: boolean) => {
@@ -133,7 +133,7 @@ export function QBAddElemMenu(props: MenuProps) {
             label="Artist"
             parentMenuOpen={Boolean(anchorEl)}
         >
-            <QBSelectWithRequest
+            <AutocompleteSelect
                 label="Name"
                 getNewOptions={props.requestFunctions.getArtists}
                 onSubmit={(s: string, exact: boolean) => {
@@ -151,7 +151,7 @@ export function QBAddElemMenu(props: MenuProps) {
             label="Album"
             parentMenuOpen={Boolean(anchorEl)}
         >
-            <QBSelectWithRequest
+            <AutocompleteSelect
                 label="Name"
                 getNewOptions={props.requestFunctions.getAlbums}
                 onSubmit={(s: string, exact: boolean) => {
diff --git a/client/src/components/windows/SongWindow.tsx b/client/src/components/windows/SongWindow.tsx
index bf69c84..47eb20f 100644
--- a/client/src/components/windows/SongWindow.tsx
+++ b/client/src/components/windows/SongWindow.tsx
@@ -1,5 +1,5 @@
 import React, { useEffect, useState } from 'react';
-import { Box, Typography, IconButton, Button, CircularProgress } from '@material-ui/core';
+import { Box, Typography, IconButton, Button, CircularProgress, Menu, MenuItem } from '@material-ui/core';
 import AudiotrackIcon from '@material-ui/icons/Audiotrack';
 import PersonIcon from '@material-ui/icons/Person';
 import AlbumIcon from '@material-ui/icons/Album';
@@ -11,9 +11,18 @@ import StoreLinkIcon, { whichStore } from '../common/StoreLinkIcon';
 import EditableText from '../common/EditableText';
 import SubmitChangesButton from '../common/SubmitChangesButton';
 import { saveSongChanges } from '../../lib/saveChanges';
+import { uniqueByField } from '../../lib/algorithm/UniqueByField';
+import NestedMenuItem from 'material-ui-nested-menu-item';
+import AutocompleteSelect from '../common/AutocompleteSelect';
 
 export type SongMetadata = serverApi.SongDetails;
-export type SongMetadataChanges = serverApi.ModifySongRequest;
+export type SongMetadataChanges = {
+    title?: string,
+    artists?: any[],
+    albums?: any[],
+    tags?: any[],
+    storeLinks?: string[],
+}
 
 export interface SongWindowState extends WindowState {
     songId: number,
@@ -81,6 +90,55 @@ export async function getSongMetadata(id: number) {
     })();
 }
 
+export function EditArtistMenu(props: {
+    artist: any,
+    pos: number[] | undefined,
+    onClose: () => void,
+    onRemove: () => void,
+    onReplace: (newArtist: any) => void,
+}) {
+    const name = props.artist ? props.artist.name : "unknown";
+    const open = Boolean(props.pos);
+
+    return <Menu
+        anchorReference='anchorPosition'
+        anchorPosition={props.pos && { left: props.pos[0], top: props.pos[1] }}
+        keepMounted
+        open={open}
+        onClose={props.onClose}
+    >
+        <MenuItem onClick={() => { props.onRemove(); props.onClose(); }}>Remove "{name}"</MenuItem>
+        <NestedMenuItem
+            parentMenuOpen={open}
+            label="Replace..."
+        >
+            <AutocompleteSelect
+                label="Artist"
+                getNewOptions={async () => {
+                    return [
+                        {
+                            name: "Dude",
+                            artistId: 900,
+                        },
+                        {
+                            name: "Sweet",
+                            artistId: 901,
+                        }
+                    ];
+                }}
+                onSubmit={(input: string, artist: any) => {
+                    console.log("Submitted", artist)
+                    props.onReplace(artist);
+                    props.onClose();
+                }}
+                style={{ width: 300 }}
+                getOptionLabel={(artist: any) => artist.name}
+                onlySubmitExact={true}
+            />
+        </NestedMenuItem>
+    </Menu>
+}
+
 export default function SongWindow(props: IProps) {
     let metadata = props.state.metadata;
     let pendingChanges = props.state.pendingChanges;
@@ -95,6 +153,11 @@ export default function SongWindow(props: IProps) {
             })
     }, [metadata?.title]);
 
+    const [artistMenuState, setArtistMenuState] = useState<{
+        menuPos: number[],
+        artist: any,
+    } | undefined>(undefined);
+
     const [editingTitle, setEditingTitle] = useState<string | null>(null);
     const title = <Typography variant="h4"><EditableText
         defaultValue={metadata?.title || "(Unknown title)"}
@@ -113,10 +176,21 @@ export default function SongWindow(props: IProps) {
         }}
     /></Typography>
 
-    const artists = metadata?.artists && metadata?.artists.map((artist: ArtistMetadata) => {
-        return <Typography>
-            {artist.name}
-        </Typography>
+    const originalArtists = (metadata?.artists) || [];
+    const newArtists = (pendingChanges?.artists) || [];
+    const allArtists = uniqueByField([...originalArtists, ...newArtists], 'artistId');
+    const artists = allArtists.map((artist: any) => {
+        const id = artist.artistId;
+        const deleted = pendingChanges && pendingChanges.artists && pendingChanges.artists.filter((aa: any) => aa.artistId === id).length === 0;
+
+        return <Button
+            style={{ textTransform: 'none' }}
+            onClick={(e: any) => setArtistMenuState({ menuPos: [e.pageX, e.pageY], artist: artist })}
+        >
+            <Typography>
+                {deleted ? <del>{artist.name}</del> : artist.name}
+            </Typography>
+        </Button>
     });
 
     const albums = metadata?.albums && metadata?.albums.map((album: AlbumMetadata) => {
@@ -154,50 +228,86 @@ export default function SongWindow(props: IProps) {
             {applying && <CircularProgress />}
         </Box>
 
-    return <Box width="100%" justifyContent="center" display="flex" flexWrap="wrap">
-        <Box
-            m={1}
-            mt={4}
-            width="80%"
-        >
-            <AudiotrackIcon style={{ fontSize: 80 }} />
-        </Box>
-        <Box
-            m={1}
-            width="80%"
-        >
-            {metadata && <Box>
-                <Box m={2}>
-                    {title}
-                </Box>
-                <Box m={0.5}>
-                    <Box display="flex" alignItems="center" m={0.5}>
-                        <PersonIcon />
-                        <Box m={0.5}>
-                            {artists}
+    return <>
+        <Box width="100%" justifyContent="center" display="flex" flexWrap="wrap">
+            <Box
+                m={1}
+                mt={4}
+                width="80%"
+            >
+                <AudiotrackIcon style={{ fontSize: 80 }} />
+            </Box>
+            <Box
+                m={1}
+                width="80%"
+            >
+                {metadata && <Box>
+                    <Box m={2}>
+                        {title}
+                    </Box>
+                    <Box m={0.5}>
+                        <Box display="flex" alignItems="center" m={0.5}>
+                            <PersonIcon />
+                            <Box m={0.5}>
+                                {artists}
+                            </Box>
                         </Box>
                     </Box>
-                </Box>
-                <Box m={0.5}>
-                    <Box display="flex" alignItems="center" m={0.5}>
-                        <AlbumIcon />
-                        <Box m={0.5}>
-                            {albums}
+                    <Box m={0.5}>
+                        <Box display="flex" alignItems="center" m={0.5}>
+                            <AlbumIcon />
+                            <Box m={0.5}>
+                                {albums}
+                            </Box>
                         </Box>
                     </Box>
-                </Box>
-                <Box m={1}>
-                    <Box display="flex" alignItems="center" m={0.5}>
-                        {storeLinks}
+                    <Box m={1}>
+                        <Box display="flex" alignItems="center" m={0.5}>
+                            {storeLinks}
+                        </Box>
                     </Box>
-                </Box>
-            </Box>}
-        </Box>
-        <Box
-            m={1}
-            width="80%"
-        >
-            {maybeSubmitButton}
+                </Box>}
+            </Box>
+            <Box
+                m={1}
+                width="80%"
+            >
+                {maybeSubmitButton}
+            </Box>
         </Box>
-    </Box>
+        <EditArtistMenu
+            pos={artistMenuState?.menuPos}
+            artist={artistMenuState?.artist}
+            onClose={() => setArtistMenuState(undefined)}
+            onRemove={() => {
+                const oldArtists = props.state.pendingChanges?.artists ?
+                    props.state.pendingChanges.artists :
+                    (props.state.metadata?.artists || []);
+                const newArtists = [...oldArtists]
+                    .filter((a: any) => (a.artistId != artistMenuState?.artist.artistId));
+                props.dispatch({
+                    type: SongWindowStateActions.SetPendingChanges,
+                    value: {
+                        ...props.state.pendingChanges,
+                        artists: newArtists,
+                    }
+                })
+            }}
+            onReplace={(newArtist: any) => {
+                const oldArtists = props.state.pendingChanges?.artists ?
+                    props.state.pendingChanges.artists :
+                    (props.state.metadata?.artists || []);
+                const withoutReplaced = [...oldArtists]
+                    .filter((a: any) => (a.artistId != artistMenuState?.artist.artistId));
+                const withNew = [ ...withoutReplaced, newArtist ];
+                props.dispatch({
+                    type: SongWindowStateActions.SetPendingChanges,
+                    value: {
+                        ...props.state.pendingChanges,
+                        artists: withNew,
+                    }
+                })
+            }}
+        />
+    </>
 }
\ No newline at end of file
diff --git a/client/src/lib/algorithm/UniqueByField.tsx b/client/src/lib/algorithm/UniqueByField.tsx
new file mode 100644
index 0000000..50895b3
--- /dev/null
+++ b/client/src/lib/algorithm/UniqueByField.tsx
@@ -0,0 +1,10 @@
+// Takes 
+export function uniqueByField(
+    list: any[],
+    field: string,
+) {
+    const uniqueFields = new Set(list.map((l: any) => l[field]));
+    return [...uniqueFields].map((f: string) => {
+        return list.filter((e: any) => e[field] === f)[0];
+    })
+}
\ No newline at end of file
diff --git a/package-lock.json b/package-lock.json
index 2eccf81..f740891 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -4,37 +4,6 @@
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
-    "@types/node": {
-      "version": "14.0.19",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-14.0.19.tgz",
-      "integrity": "sha512-yf3BP/NIXF37BjrK5klu//asUWitOEoUP5xE1mhSUjazotwJ/eJDgEmMQNlOeWOVv72j24QQ+3bqXHE++CFGag=="
-    },
-    "abbrev": {
-      "version": "1.1.1",
-      "resolved": "https://registry.npmjs.org/abbrev/-/abbrev-1.1.1.tgz",
-      "integrity": "sha512-nne9/IiQ/hzIhY6pdDnbBtz7DjPTKrY00P/zvPSm5pOFkl6xuGrGnXn/VtTNNfNtAfZ9/1RtehkszU9qcTii0Q=="
-    },
-    "accepts": {
-      "version": "1.3.7",
-      "resolved": "https://registry.npmjs.org/accepts/-/accepts-1.3.7.tgz",
-      "integrity": "sha512-Il80Qs2WjYlJIBNzNkK6KYqlVMTbZLXgHx2oT0pU/fjRHyEp+PEfEPY0R3WCwAGVOtauxh1hOxNgIf5bv7dQpA==",
-      "requires": {
-        "mime-types": "~2.1.24",
-        "negotiator": "0.6.2"
-      }
-    },
-    "ajv": {
-      "version": "6.12.3",
-      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.12.3.tgz",
-      "integrity": "sha512-4K0cK3L1hsqk9xIb2z9vs/XU+PGJZ9PNpJRDS9YLzmNdX6jmVPfamLvTJr0aDAusnHyCHO6MjzlkAsgtqp9teA==",
-      "optional": true,
-      "requires": {
-        "fast-deep-equal": "^3.1.1",
-        "fast-json-stable-stringify": "^2.0.0",
-        "json-schema-traverse": "^0.4.1",
-        "uri-js": "^4.2.2"
-      }
-    },
     "ansi-regex": {
       "version": "2.1.1",
       "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-2.1.1.tgz",
@@ -44,122 +13,19 @@
       "version": "3.2.1",
       "resolved": "https://registry.npmjs.org/ansi-styles/-/ansi-styles-3.2.1.tgz",
       "integrity": "sha512-VT0ZI6kZRdTh8YyJw3SMbYm/u+NqfsAxEpWO0Pf9sq8/e94WxxOpPKx9FR1FlyCtOVDNOQ+8ntlqFxiRc+r5qA==",
-      "dev": true,
       "requires": {
         "color-convert": "^1.9.0"
       }
     },
-    "any-promise": {
-      "version": "1.3.0",
-      "resolved": "https://registry.npmjs.org/any-promise/-/any-promise-1.3.0.tgz",
-      "integrity": "sha1-q8av7tzqUugJzcA3au0845Y10X8="
-    },
-    "aproba": {
-      "version": "1.2.0",
-      "resolved": "https://registry.npmjs.org/aproba/-/aproba-1.2.0.tgz",
-      "integrity": "sha512-Y9J6ZjXtoYh8RnXVCMOU/ttDmk1aBjunq9vO0ta5x85WDQiQfUF9sIPBITdbiiIVcBo03Hi3jMxigBtsddlXRw=="
-    },
-    "are-we-there-yet": {
-      "version": "1.1.5",
-      "resolved": "https://registry.npmjs.org/are-we-there-yet/-/are-we-there-yet-1.1.5.tgz",
-      "integrity": "sha512-5hYdAkZlcG8tOLujVDTgCT+uPX0VnpAH28gWsLfzpXYm7wP6mp5Q/gYyR7YQ0cKVJcXJnl3j2kpBan13PtQf6w==",
-      "requires": {
-        "delegates": "^1.0.0",
-        "readable-stream": "^2.0.6"
-      }
-    },
-    "array-flatten": {
-      "version": "1.1.1",
-      "resolved": "https://registry.npmjs.org/array-flatten/-/array-flatten-1.1.1.tgz",
-      "integrity": "sha1-ml9pkFGx5wczKPKgCJaLZOopVdI="
-    },
-    "asn1": {
-      "version": "0.2.4",
-      "resolved": "https://registry.npmjs.org/asn1/-/asn1-0.2.4.tgz",
-      "integrity": "sha512-jxwzQpLQjSmWXgwaCZE9Nz+glAG01yF1QnWgbhGwHI5A6FRIEY6IVqtHhIepHqI7/kyEyQEagBC5mBEFlIYvdg==",
-      "optional": true,
-      "requires": {
-        "safer-buffer": "~2.1.0"
-      }
-    },
-    "assert-plus": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/assert-plus/-/assert-plus-1.0.0.tgz",
-      "integrity": "sha1-8S4PPF13sLHN2RRpQuTpbB5N1SU=",
-      "optional": true
-    },
-    "asynckit": {
-      "version": "0.4.0",
-      "resolved": "https://registry.npmjs.org/asynckit/-/asynckit-0.4.0.tgz",
-      "integrity": "sha1-x57Zf380y48robyXkLzDZkdLS3k=",
-      "optional": true
-    },
-    "aws-sign2": {
-      "version": "0.7.0",
-      "resolved": "https://registry.npmjs.org/aws-sign2/-/aws-sign2-0.7.0.tgz",
-      "integrity": "sha1-tG6JCTSpWR8tL2+G1+ap8bP+dqg=",
-      "optional": true
-    },
-    "aws4": {
-      "version": "1.10.0",
-      "resolved": "https://registry.npmjs.org/aws4/-/aws4-1.10.0.tgz",
-      "integrity": "sha512-3YDiu347mtVtjpyV3u5kVqQLP242c06zwDOgpeRnybmXlYYsLbtTrUBUm8i8srONt+FWobl5aibnU1030PeeuA==",
-      "optional": true
-    },
-    "balanced-match": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/balanced-match/-/balanced-match-1.0.0.tgz",
-      "integrity": "sha1-ibTRmasr7kneFk6gK4nORi1xt2c="
-    },
-    "bcrypt-pbkdf": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/bcrypt-pbkdf/-/bcrypt-pbkdf-1.0.2.tgz",
-      "integrity": "sha1-pDAdOJtqQ/m2f/PKEaP2Y342Dp4=",
-      "optional": true,
-      "requires": {
-        "tweetnacl": "^0.14.3"
-      }
-    },
-    "block-stream": {
-      "version": "0.0.9",
-      "resolved": "https://registry.npmjs.org/block-stream/-/block-stream-0.0.9.tgz",
-      "integrity": "sha1-E+v+d4oDIFz+A3UUgeu0szAMEmo=",
-      "optional": true,
-      "requires": {
-        "inherits": "~2.0.0"
-      }
-    },
-    "brace-expansion": {
-      "version": "1.1.11",
-      "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-1.1.11.tgz",
-      "integrity": "sha512-iCuPHDFgrHX7H2vEI/5xpz07zSHB00TpugqhmYtVmMO6518mCuRMoOYFldEBl0g187ufozdaHgWKcYFb61qGiA==",
-      "requires": {
-        "balanced-match": "^1.0.0",
-        "concat-map": "0.0.1"
-      }
-    },
-    "bytes": {
-      "version": "3.1.0",
-      "resolved": "https://registry.npmjs.org/bytes/-/bytes-3.1.0.tgz",
-      "integrity": "sha512-zauLjrfCG+xvoyaqLoV8bLVXXNGC4JqlxFCutSDWA6fJrTo2ZuvLYTqZ7aHBLZSMOopbzwv8f+wZcVzfVTI2Dg=="
-    },
     "camelcase": {
       "version": "5.3.1",
       "resolved": "https://registry.npmjs.org/camelcase/-/camelcase-5.3.1.tgz",
-      "integrity": "sha512-L28STB170nwWS63UjtlEOE3dldQApaJXZkOI1uMFfzf3rRuPegHaHesyee+YxQ+W6SvRDQV6UrdOdRiR153wJg==",
-      "dev": true
-    },
-    "caseless": {
-      "version": "0.12.0",
-      "resolved": "https://registry.npmjs.org/caseless/-/caseless-0.12.0.tgz",
-      "integrity": "sha1-G2gcIf+EAzyCZUMJBolCDRhxUdw=",
-      "optional": true
+      "integrity": "sha512-L28STB170nwWS63UjtlEOE3dldQApaJXZkOI1uMFfzf3rRuPegHaHesyee+YxQ+W6SvRDQV6UrdOdRiR153wJg=="
     },
     "chalk": {
       "version": "2.4.2",
       "resolved": "https://registry.npmjs.org/chalk/-/chalk-2.4.2.tgz",
       "integrity": "sha512-Mti+f9lpJNcwF4tWV8/OrTTtF1gZi+f8FqlyAdouralcFWFQWF2+NgCHShjkCb+IFBLq9buZwE1xckQU4peSuQ==",
-      "dev": true,
       "requires": {
         "ansi-styles": "^3.2.1",
         "escape-string-regexp": "^1.0.5",
@@ -170,23 +36,16 @@
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