Jimmy Fallon loves hip hop and r&b. It is pretty obvious if you have followed him throughout his career. Now he is holding down the Tonight Show in NYC and gave us an Ignition Remix remix the other night, barbershop quartet style.

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Check out the clip below and see if you like R Kelly's classic single mixed up like this. If I didn't already know they were singing Ignition Remix, I think it would have taken me a second to figure out what song it was.

Enjoy!