Julianne Hough Defeats Bro Derek On Lip Sync Battle By Bringing Out The REAL Meghan Trainor To Help Her Get All About That Bass! Watch HERE!
Pretty sneaky, sis!
The sibling rivalry came to a head when in order to take down Derek's hot take on Macklemore's Can't Hold Us, she totally pulled out a secret weapon — the real Meghan Trainor came out to help her sync All About That Bass!
But then things really heat up when Derek plays both Sia AND Maddie Ziegler with an interpretive Chandelier dance while Julianne Just Had Sex onstage!
See all the amazing sibling
singing syncing (below)!