Question: The singer who contributed vocals to the track "You Know What It Is" was a member of what hip hop group?
Sentence (from "McGruff (rapper)"): After the group disbanded without releasing any material, Brown made his first appearance on Big L's debut album, "Lifestylez ov da Poor & Dangerous" (1995), on the tracks "8 Iz Enuff" and "Dangerzone".
Relevant evidence: No