GMA Pentatonix Covers Ariana Grandes Problem

Pentatonix Covers Ariana Grande's "Problem" on GMA

• 2014-09-25T22:09:42+00:00
• Duration: 02:34

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Good Morning America, Pentatonix, Ariana Grande, Problem, GMA, entertainment, tv, television, GMA Concert, Good Morning America concert, Pentatonix on GMA