A capella darlings and The Sing-Off alums Pentatonix have packed up their impressive pipes and headed down to Sesame Street.
In the episode airing Feb. 7, the quintet guides youngsters through counting up to five with a bouncy, happy song fueled by their perfectly layered vocals.
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And the group is clearly excited to make their debut on the famed street. Their official YouTube channel released a bonus video of the members prepping for their dream come true with a medley of a couple Sesame classics, including "C is for Cookie" and "Rubber Ducky."
Take a look and be sure to tune in.