Question: Which rapper featured as a guest on the song "Bandz a Make Her Dance" joined the label Cash Money Records at the age of nine?
Sentence (from "Guerrilla Warfare (album)"): It debuted at #5 on the "Billboard" 200 and #1 on the Top R&B/Hip Hop Albums selling 142,000 copies in its first week, and remains their most successful album as a group and with Cash Money Records.
Relevant evidence: No