Pentatonix

Pentatonix is an a cappella group of five vocalists, Scott Hoying, Kirstie Maldonado, Mitch Grassi, Avi Kaplan and Kevin Olusola, originating from Arlington, Texas. The group won the third season of The Sing-Off on NBC, singing an a cappella arrangement of "Eye of the Tiger", originally performed by the band Survivor, as their victory song. Pentatonix won $200,000 and a recording contract with Sony.[4][5] Their debut EP, PTX Vol. 1, charted at #14 on the Billboard 200 Charts and their Christmas EP, PTXmas, charted at #1 on the iTunes Holiday Albums chart. Pentatonix is touring and currently working on their next album.