Creating and Rearranging 'O'Santa' for a Christmas Playlist

They discuss the process of creating and rearranging the song 'O'Santa' for a Christmas playlist, collaborating with Jermaine Dupree and Brian Michael Cox, and wanting to create a fun, up-tempo Christmas song with a classic girl group vibe. They also mention working with Ariana Grande and Jennifer Hudson to create a layered vocal arrangement for the song.