Conversation so far:
What happened to DJ Jazzy Jeff & The Fresh Prince in 1988?
In 1988, DJ Jazzy Jeff & The Fresh Prince's follow-up album made them multi-platinum stars.
What was the name of the album
He's the DJ, I'm the Rapper is the second studio album by hip hop duo DJ Jazzy Jeff & The Fresh Prince.
How well did the album He's the DJ, I'm the Rapper sell?
He's the DJ, I'm the Rapper was certified triple platinum on February 1, 1995, and is DJ Jazzy Jeff & The Fresh Prince's most successful album.
what were some of the singles from He's the DJ I'm the Rapper?
The album He's the DJ I'm the Rapper's first single is Brand New Funk.

Question: was that their most popular
Self-contained rewrite: What was the most popular singer on He's the DJ I'm the Rapper?