US Patent 10013233 Playlist modification

A connected state is re-established between a mobile device and a playback device based on a previously established connected state with the mobile device. A message may be received via the playback device which comprises a modification to a playlist made before re-establishing the connected state with the mobile device. One or more queued media items in a playback queue may be modified based on the modification to the playlist. The playback device, for example, may then play from the modified playback queue.