A.D.O.R. (born Eddie Castellanos) burst on the rap scene seemingly out of nowhere when he dropped, in the summer of 1992, the infectious Pete Rock-produced single "Let It All Hang Out," an unexpected Top Ten Billboard hit and instant classic. In fact, the rapper did not emerge out of an artistic vacuum, nor was the Pete Rock connection a fortuitous one. Castellanos was born in the Washington Heights section of Manhattan to a professional musician