Tricky Stewart and Kuk Harrell have done it again. The Award winning duo who is most recently noted for there work on Rihanna’s Grammy winning “Umbrella” is hitting the charts again with Jesse McCartney’s new single “Leavin’”.  The song is already a hit, opening at spot #5 on iTunes.  The pair is also in the studio this week with Beyoncé Knowles .

Kuk is one of the most sought after vocal producers in the industry.  His collaborations with A-List artist have garnered him recognition from the Grammy, MTV and ASCAP awards.  Tricky brings another diverse dynamic to the winning combination. He is most celebrated for his work with Rihanna, Jay-Z, Brittney Spears and Madonna.