Selena Gomez, Jimmy Fallon Sing 'Mario Kart Love Song' By Sam Hart (VIDEO)

03/20/2013 08:50 am ET | Updated Mar 20, 2013

Just when you thought Jimmy Fallon's frequent duets couldn't get any cuter, the "Late Night" host sang an unconventional love song with "Spring Breakers" star Selena Gomez on Tuesday night's show.

Donning their best Mario 'staches, Gomez and Fallon covered Sam Hart's "Mario Kart Love Song," in an adorable way. Watch their performance above!

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