The Broad City stars each took their turn as classics, both modern and vintage, for their duel. Jacobson went full Dreamgirls, pulling out a stirring rendition of "And I Am Telling You I'm Not Going," complete with a stunning golden gown.
Glazer went new-school classic, with Outkast's "Hey Ya." No word yet if she's going to pull out the literal Polaroid picture.The battle airs Thursday on Spike.Screengrab via Lip Sync Battle on Spike/YouTube