Conversation so far:
What was 50 Cent's album when 50 Cent rise to fame?
In 2002, Eminem heard Jackson's Guess Who's Back?
CD, received from Jackson's attorney .
Who signed him?
introduced him to Dr.
Dre.
After signing a $1 million record deal, Jackson released No Mercy, No Fear.
What was the name of his mix tape?
Jackson released No Mercy, No Fear.
What was his debut album?
Jackson released his debut album, Get Rich or Die Tryin' .
How many copies of the album was sold?
selling 872,000 copies in its first four days.
What is the best single in the album?
The lead single, "In da Club" .
Did he have a record label?
Interscope gave Jackson his own label, G-Unit Records.
Did he sign anybody under his label?
He signed Lloyd Banks, Tony Yayo and Young Buck as members of G-Unit, and The Game.

Question: Which song did they produce?
Self-contained rewrite: Which song did G-Unit Records produce?