What does it take to break the hardened shell of cynicism that surrounds every experienced show-business professional? Judging by the misty eyes in the audience at the end of the Emmys, the answer is: the sight of Tracy Morgan making his return to the ceremony for the first time since his tragic car accident last year. This is undoubtedly the first time a Tracy Morgan joke about getting girls pregnant has ever elicited an “aww.â€