Pentatonix

Years active: since 2007
Country: United States
Comments: A cappella group formed out of Arlington, Texas who won the third season of The Sing-Off. Members are lead vocalists Scott Hoying, Kirstie Maldonado and Mitch Grassi, vocal bass Avi Kaplan and beatboxer Kevin “K.O.” Olusola.
Members: Avi Kaplan Bass
Scott Hoying Baritone
Kirstin Maldonado Mezzo
Mitch Grassi Tenor
Kevin "K.O." Olusola Beatbox
Related: Superfruit