Curiocity: Pentatonix Packs A Pitch-Perfect PunchIt seems almost strange to see a crowd packed around a nearly completely empty stage -- with only two small platforms and zero instruments. But half-way into the first song, you realize, you don't miss the band at all.
Curiocity: Pentatonix's Kevin Olusola On Music, TourWhen Kevin Olusola posted a video on YouTube celloboxing (beat-boxing while playing the cello), it got thousands of views and instantly went viral. Among the people who saw the video was a three-person a capella group in Arlington, Texas.
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