Question: Which American hip hop artist had his film debut in 'Get Rich or Die Tryin' which featured his song 'I'll Whip Ya Head Boy' as the intro to the film?
Sentence (from "Best Of (50 Cent album)"): Best Of (also referred to as Best of 50 Cent) is the first greatest hits album by American hip hop recording artist 50 Cent.
Relevant evidence: No