VIDEO: Watch Malin Akerman v. Stephen Merchant on Last Night's LIP SYNC BATTLE

On last night's LIP SYNC BATTLE on SPIKE TV, Malin Akerman rocked out to "Pour Some Sugar on Me" by Def Leppard. In Round 2, Stephen Merchant got nasty in his performance of "Dirrty" by Christina Aguilera. Check out both performances below!

SPIKE TV's LIP SYNC BATTLE, airs Thursday at 10/9c.

About LIP SYNC BATTLE:

Entertainment icon and two-time GRAMMY Award-winner LL COOL J will host SPIKETV's original series, "Lip Sync Battle," debuting April 2.

LIP SYNC BATTLE is already a huge viral sensation. Now SPIKE is taking it to the next level with its very own show, hosted by LL Cool J and with colorful commentary by social media maven and supermodel co-host, Chrissy Teigen.

Each episode will feature two A-list celebrities like you've never seen them before - synching their hearts out in hysterically epic performances. The mic is off, the battle is on!