Mitchell Coby Michael Grassi is an American singer from Arlington, Texas. Known for his high tenor voice, Grassi came to international attention as a founding performer in two groups—the a cappella quintet Pentatonix, and the duo Superfruit with Pentatonix bandmate Scott Hoying.
Superstar a capella group Pentatonix is struggling to find inspiration for their annual holiday album, and the clock is ticking. To make matters worse...More. Trailer Watch Now
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