On screen
Cast
16 credited performers
Matthew Morrison
Self - Host
Emma Bunton
Self - Host
Jesse Palmer
Self - Host
Sting
Self
Scott Hoying
Self - Pentatonix
Mitch Grassi
Self - Pentatonix
Kirstin Maldonado
Self - Pentatonix
Matt Sallee
Self - Pentatonix
Kevin Olusola
Self - Pentatonix
Ally Brooke
Self
Lindsey Stirling
Self
Ingrid Michaelson
Self
Andy Grammer
Self
Artwork unavailable
John Baldwin Gourley
Self - Portugal. The Man
Artwork unavailable
Zoe Manville
Self - Portugal. The Man
Shaggy
Self