To the Beat follows 14-year-old twins Mia and Mackie Castillo - dancers since they were toddlers. Beginning at just three years old, that's been their one true passion. They support each other through competitions and rehearsals, even though they dance different styles. Mia loves tap and Mackie loves jazz. When their favorite pop star launches an online contest to find the most unique dance group for his next music video,... see more