The relationship between Uncle Break Dance and Guo Pu's sister.

Uncle Break Dance and Guo Pu's sister are apprentices. Uncle Break Dance, formerly known as Cui Xinxin, is 37 years old. Born in Yingkou, Liaoning. Cui Xinxin later opened a clothing store and learned Michael Jackson's space dance on TV as early as 20 years ago. They met at work and became apprentices.