Christmas 2015 had 7 total songs synchronized to music. The show video, below, was filmed from two different angles, and the three trees closest to the street are in a picture-in-picture view in the bottom right of the video. The show was also filmed in 4K for the first time!
Song list, in order:
Martin Garrix – Animals [edited for light show]
Spiraling – Do You Hear What I Hear
Jeremy Camp – Jingle Bell Rock
David Foster – Carol Of The Bells
TenSecondSongs – All I Want For Christmas Is You
Randy Bachman – Takin’ Care Of Christmas
Jeremy Camp – Joy To The World
If you want to watch a specific song, open the video on YouTube and there are links to the right times.