sentence: For the introduction a boy does a bunch of different acrobats as words are popping up on the screen between each one he does and they go in order saying World,Cup,Odyssey,Boys, Tumbling. sentence:  There continues to be a bunch of different clips of young people mostly alone, doing a multiple amount of flips in various different gyms around various different people near them that are either just watching, and occasionally doing cheers or flips of their own.