acoUstiKats mix it up with "Hey Ya" by Outkast.
Available Until 09/21/14

Appearing:

acoUstiKats
Tags: The Sing-Off, Season 4, nick lachey, Jewel, Ben Folds, Shawn Stockman, a cappella, singing competition, acoUstiKats, University of Kentucky, Hey Ya, Outkast

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