Whether all these figures are anti-heroes, or in some cases something else entirely, is an interesting question. As is the question of why anti-heroes are so important in quality television. Short form answer is that they match the times. It's a mostly cynical and sour era, with little faith in institutions or, generally speaking, leaders.
1. The new Muppets movie is going to be awesome - After all, Kermit said so. The legendary frog (as well as director James Bobin, Fozzie and Miss Piggy) all showed up on the big screen for a live link-up with a packed crowd at Indigo2 and introduced a great clip from the upcoming movie featuring Kermit singing.