Jimmy Fallon has found brilliance once again. This time Fallon created a great piece with Adele Dazeem, Idina Menzel and The Roots, all performing the hit song 'Let it Go' from the movie 'Frozen.' 

http://youtu.be/17QQcK4l6Yw

All of them are talented in their own rights, so no one would be surprised to see this performance as extraordinary normally. But the fact that the entire group performed the song while playing classroom instruments, not THAT makes it really cool!

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