Watch To The Beat! Online – Free Streaming 2018 Full Movie HD on Putlocker and 123Movies. 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.