JLos man says in their relationship, she's the boss. Tell us something we don't know. Jlos 25 year old backup dancer and choreographer explains that despite the dynamics of their working relationship, he never has to ask himself, Who's the boss. Sometimes I tell her something, you know, give her notes. But at the end of the day, you know, it doesn't matter what position is what, because she's the boss, you know.