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Pentatonix - Somebody That I Used To Know Reaction! #pentatonix #pentatonixreaction #viral #trending
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Somebody That I Used To Know - Pentatonix (Gotye cover)
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Pentatonix - Waving Through a Window (Official Video)
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Singers Reaction/Review to "Kevin K.O. Olusola - Adele Medley"
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the best o holy night arrangement i've ever heard | Pentatonix vocal reaction/analysis
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