At this point, Benedict Cumberbatch has become so well known that it's hard to imagine him becoming one of the stars with surprising stage names [1]. Still, that didn't stop the actor from trying out several pseudonyms during an appearance on Jimmy Kimmel Live!. As the host with the most explained, he couldn't help but wonder if Benedict would have as much "gravitas or charisma" if we knew him as something else, and so Benedict went about introducing himself as several other people, including everyone from rapper 2 Chainz to beloved Seinfeld character George Costanza. Find out just how convincing Benedict can be in the clip above, and then catch up on the latest viral videos [2].