>> captioning sponsored by cbs haberman's forthcoming book, "confidence man," donald trump appears to say he ran for president for the fame. "the question i get asked more than any other question, 'if you had to do it again, would you have done it?' the answer is, 'yeah, i think so.' because here's the way i look at it-- i have so many rich friends, and nobody knows who they are. ( "friends" theme song ) i don't even know who they are. i never even heard of some of them-- most of them. >> announcer: it's "the late show with stephen colbert." tonight: plus, stephen welcomes: sigourney weaver and zeeko zaki featuring louis cato and the late show band. and now, live on tape from the ed sullivan theater in new york city, it's stephen colbert! ♪ ♪ ♪ ( cheers and applause ) >> stephen: come on! come on! go to see you. happy monday. hello, hello, hello! hello, everybody! ( cheers and applause ) ♪ ♪ ♪ welcome! i'm sorry. the rhythm is going to get you. please have a seat, everybody. welcome, one and all, to "the late show." i am your host, stephen colbert. ( cheers and applause ) and it's ros