Jennifer Lopez Performs 'Tight Pants' Song With Jimmy Fallon (Video)

Out promoting her new album "A.K.A.," Jennifer Lopez stopped by "The Tonight Show" and got into a heated sing-off with Jimmy Fallon. The issue? Some very tight white pants.

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Jennifer Lopez and Jimmy Fallon Show Off Their “Tight Pants” on

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Video] Jennifer Lopez Squeezes Into 'Tight Pants' With Jimmy Fallon

Jennifer Lopez & Jimmy Fallon -Tight Pants- The Tonight Show

Jennifer Lopez Sings About 'Tight Pants' During 'Tonight Show

Snl everybody in da club gettin tipsy Best video ever, Lady gaga , Very funny gif

Jennifer Lopez Shows Off Her 'Tight Pants' on Jimmy Fallon

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Jennifer Lopez shows toned midriff with Jimmy Fallon on The