By now, you've probably heard Meaghan Trainor's catchy tune 'All About that Bass.' Jimmy Fallon and the Roots decided to put an interesting twist on it for 'The Tonight Show.'

Watch the video below to hear 'All About that Bass' being played with classroom instruments. Meghan Trainor sings and plays the triangle while Jimmy Fallon and the Roots play the melody of the song with tambourines, xylophones, kazoos, and other kids instruments. Let us know what you think of the song in the comment section below.