Epic acapella Disney medley. Acapella group sings the Christmas classic "Little Drummer Boy" Pentatonix covers Mackemore's "Can't Hold Us" A capella amazing. The Hobbit - Misty Mountains - Peter Hollens Acappella. Somebody That I Used To Know - Acapella version. Amazing acapella cover of Taylor Swift's "I Knew You Were Trouble" Local Vocal - 90's Dance acapella medley mix