SHOCK jock Howard Stern has unleashed a tirade of verbal abuse at Oscar-nominee Gabourey Sidibe. “There’s the most enormous, fat black chick I’ve ever seen,” Stern said on his Sirius satellite show on Monday. “She is enormous. Everyone’s pretending she’s a part of show business and she’s never going to be in another movie. “She should have gotten the Best Actress award because she’s never going to have another shot. What movie is she gonna be in?” Stern and co-host Robin Quivers went on to discuss the impossibility of Gabby finding any work in Hollywood after Precious. “And Oprah’s lying...