VIDEO: It's Hough vs Hough on Last Night's LIP SYNC BATTLE; Watch the Performances!

It was a battle of the Hough siblings on last night's LIP SYNC BATTLE on SPIKE TV. Derek Hough didn't hold back in his electric performance of "Can't Hold Us" by Macklemore & Ryan Lewis feat. Ray Dalton.

Meanwhile, Julianne Hough traumatized her brother in a raunchy lip sync of "I Just Had Sex" by The Lonely Island. Watch both performance 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!

Photo courtesy of SPIKE TV

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