Jon noticed there's not enough female cos-play options, and so gave the world the Ironettes.
Justin & Selena Gomez were chilling at Bo's show when Bo started singing a terrible Bieber-esque song.
CONAN Highlight: Sporting a Conan-face suit, Ke$ha shows off her newest tattoo that reads "SUCK IT."
Rebel is dead-set on perfecting an authentic American accent.
CONAN highlight: The star of the new movie "The Campaign" is inconsolable over the break-up of Robsten.
Louis C.K. has the rare ability to live his life without looking at his phone all day.
Conan playing a bad-ass Irish biker? Emmy voters, ready your ballots!
Don't believe that Steve Martin is a master of Twitter? Have your tweets been published in a book? Didn't think so.