Be sure to watch in HD (720p or 1080p):

Credits: 

Directed & shot by Chance
Performers-
Guitar: Mike Zepol
Bass: Bob Vaughan-Wheeler
Drums: John R Kurtz
Sleigh bells: Adam King-Flanders

Over My Head Skywriting VFX: Talmage Watson
(read the story behind the skywriting)

Crowd:
Bruce Laffey, Michael Sosa-Sein, Carlos Sosa, Kassondra Slouka, Marissa Young, Juli Galope, Michael Lee, Bekah McLean, Gram McLean, Charissa Vaughan-Wheeler, Suzy Loew, Ben Priddy, Amina Sanchez, Juan Sanchez, Wendy Walsh, Heather Williams, Butch Loew, Sam Baughman, Dee Baughman, Louisa Lee, Gianna Casias, & Sydney Walsh.