<human>:  How do I add songs to someone else's Spotify playlist?
<bot>: Add Songs to Someone Else's Spotify Playlist on PC or Mac
1. Open Spotify.
2. Right-click a playlist on the left sidebar.
3. Click and check Collaborative Playlist.
4. Right-click the playlist.
5. Hover over Share to see sharing options.
6. Right-click a song or album.
7. Hover over Add to Playlist.
8. Select the collaborative playlist.