Chris Brown collaborated with a rapper.
Chris Brown . His second album Exclusive ( 2007 ) spawned his second Hot 100 number one `` Kiss Kiss '' , in addition to `` With You '' and `` Forever '' . Kiss Kiss (Chris Brown song) . The song features vocals and production credits from hip hop recording artist T-Pain , who co-wrote it with Brown . Niatia Jessica Kirkland ( born October 4 , 1989 ) , better known by her stage name Lil Mama , is an American hip hop recording artist from Brooklyn , New York City , New York . Run It! . It features rap verses from American rapper Juelz Santana . Faheem Rashad Najm ( born September 30 , 1985 ) , better known by his stage name T-Pain , is an American rapper , singer , songwriter and record producer from Tallahassee , Florida .