By entertainment standards, the roast -- a concept originated by the Friar's Club fraternity way back in 1907 -- is an absolute dinosaur. But it's like a T. rex that assaults you with politically incorrect character assassination and ridiculous celebrity humiliation instead of killer jaws and tiny arms -- old as it is, the roast walks the razor's edge of "too funny" and "too far." Here are five times the comics got that balance exactly right.
1. Charlie Sheen (2011)
"I respect Charlie Sheen, I do ... not his body of work ... it's all been very Christian Slater-ish ... he sucks, but he's good, but he sucks at the same time." And so it was that the