Game On!: Season 1, Episode 2

1 - 2: Celebrity Guests: Demi Lovato & Ronda Rousey

GRAMMY®-nominated singer Demi Lovato joins Team Venus, and former UFC champion wrestler Ronda Rousey joins Team Gronk as they compete in a game of human bowling, race to climb a sailing mast the fastest and take to the skies in an air combat challenge.