Kathy Griffin: HBO Comedy Hour

Norm MacDonald, the iconic anchor of SNL's "Weekend Update" and star of the cult classic Dirty Work, is back with a vengeance.

From his onstage tackle to the slap heard round the world, Dave Chappelle lets loose in this freewheeling and unfiltered stand-up comedy special.

In his final comedy special, Norm Macdonald ponders casinos, cannibalism, living wills and why you have to be ready for whatever life throws your way.

Comedian Kevin Hart performs in front of a crowd of 50,000 people at Philadelphia's outdoor venue, Lincoln Financial Field.

With his signature pitch-black sense of humor, Ricky Gervais takes the stage at the London Palladium in this provocative stand-up comedy special.