Ricardo Thomas, also known as Rick Rock, is an American record producer originally from Montgomery, Alabama and based in Fairfield, California.
[1] He is a founding member of the former rap group Cosmic Slop Shop and the Federation with fellow rapper Doonie Baby, and is regarded as a pioneer of the hip-hop subgenre Hyphy.
E-40 then introduced Rick Rock to 2pac where he and Mike Mosley co-produced two additional tracks "Tradin War Stories" and "Ain't Hard to Find" from the album All Eyez on Me.
In Spring of 2002, Rick Rock produced "Automatic" featuring Fabolous, which became the lead single for E-40's album Grit & Grind.
In 2003 Rick Rock gained more commercial success working with New York-based artists, producing hits "Make It Clap" for Busta Rhymes, "If I Could Go" for Angie Martinez and "Breathe, Stretch, Shake" for Mase.