Not the answer, but a good work around
DL - https://itunes.apple.com/us/app/media-monster-record-tunes/id876314777?mt=8
Then record the song desired Song Track (and Save)
Then screen record your song that you desire from Apple music ..(save it)
Then add the two Files into iMovie or videoshop APP
Add the movie from the recorded Apple music track, then add the clip that was made from Media monster app. Extract the Audio part from the media monster app , then delete the video part of the clip. Add the video with the audio together- then save clip to photos allbum.