Dr Dre or Dr Pepper

It may just be a few seconds of music, but Dr. Dre fans will remember the new Dr. Pepper ad as the spot where they heard the first officially released beats from the much-delayed "Detox." The L.A.-based hip-hop producer appears in the last installment of an ad campaign entitled "Trust Me, I'm A Doctor," and teases music from the long-awaited album, currently slated for a late 2009 release on Aftermath/Interscope