and the presents, and it was just too much. john lithgow: it's in the nature of comedy that you provide an audience an object of identification. penny: there was a time when i never would have been friends with someone like you and now you are one of my favourite people, so, if what you need is to spend your birthday in a bathroom, i'm happy to do it with you. john lithgow: and you make people laugh, not only at you but at themselves. sheldon: well, everyone will think i'm weird. welcome to "the whole story." i'm anderson cooper. in less than ten years one quarter of the u.spu