Hey Bye Thew

David Letterman uses mature humor to appeal to his audience in this weeknight series, which gets its music from a house band led by Paul Shaffer. Among the show's most-famous segments are the Top Ten List and Stupid Pet Tricks, the latter of which subsequently led to an additional recurring segment called Stupid Human Tricks.

Host Zach Galifianakis conducts comical celebrity interviews sitting with his guests between two potted ferns on a sparse set, in the awkward style of low-budget community access cable channels.

An American sketch comedy television program hosted by comedians Dan Rowan and Dick Martin.

These half-hour specials showcased some of the best up-and-coming comedians of the moment. The show was a pivotal stepping stone for many of today's stand-up stars.