but we can’t imagine a better candidate for the long-running sitcom’s absolute funniest character than Cosmo Kramer. Portrayed to multi-Emmy-winning acclaim by Michael Richards, Jerry Seinfeld ...

The actor, who played Cosmo Kramer on 'Seinfeld,' disappeared after a wild rant towards hecklers upended his career. Now, 17 years later, he's opening up about facing his demons in a new memoir On ...