2003 single by Keith Murray featuring Erick Sermon and Redman
"Yeah Yeah U Know It" is the lead single released from Keith Murray's fourth album, He's Keith Murray. It featured verses from Murray's fellow Def Squad members, Erick Sermon and Redman and was produced by Just Blaze. The single was released alongside "Fatty Girl", a collaboration with LL Cool J and Ludacris and G. Dep's "Special Delivery" remix with Murray, Ghostface Killah and Craig Mack.
"Yeah Yeah U Know It" has been described by Murray as an "old-school hip-hop song."[1] The song charted for one week at number 99 on the Billboard Hot 100 chart, and remains the only song by both Keith Murray and Def Squad as a whole to enter the chart.