'So You Think You Can Dance' Season 17 Premieres Tonight - Host & Judges Revealed!

JoJo Siwa – NEW Judge

JoJo Siwa flips the tables and becomes a new judge this season, after previously being the one competing. The entertainer has an extensive dance background, having danced competitively since she was a child, and appearing on the show Dance Moms. She also choreographs the young, new girl group XOMG POP, which she formed with her mom on the Peacock series Siwas Dance Pop Revolution. She has also toured the world as a pop star herself, singing and dancing for thousands of fans!