Conversation so far:
Who was Pitbull?
Pitbull is an American rapper, singer, brand ambassador, entrepreneur, actor, philanthropist, and activist.
Who did the rapper Pitbull work with?
In 2004, Pitbull released his debut album M.I.A.M.I. under TVT Records and the executive production of Lil Jon.
Are there any other interesting aspects about the article about the rapper Pitbull besides his debut album?
El Mariel is the second studio album by Cuban-American rapper Pitbull.
Did the rapper Pitbull win any awards for his album El Mariel?
Did the rapper Pitbull win any awards for his album El Mariel?
Was the rapper Pitbull married?

Question: What was his biggest hit?
Self-contained rewrite: What was the rapper Pitbull's biggest hit?