international student that doesn't quite speak our language has probably gotten away with a lot by sort of a little laughter at oneself. >> my programmer hopes one day i will be a roboticist performer. like justin bieber, or perhaps cho charlie sheen is a better choice. >> the first robot i made was a stand-up comedian. i thought it would be all about watching the audience. i thought the audience would really define what humor was and everyone in the audience would have unique characters. >> hello, men and women. it's an honor to be here. you guys are looking good out there. ready for some jokes? >> in the first system i designed, the robot was watching and tracking their laughter, their applause, and i had given the audience these feedback parts that could be red or green depending on how they liked