Have you been wondering where sexy has been hiding lately? Justin Timberlake has once again found it, reviving it on Late Night With Jimmy Fallon, with a little help from Fallon and The Ragtime Gals. The pop star is in the middle of a weeklong stint on the show, and if we're getting a sweet barbershop quartet version of "SexyBack" on day two, I can only imagine what awaits us later this week. I'm rooting for a game of water war.
Watch the clip after the jump.
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