they took. >> the first time you're hosting. >> days before the ceremony seth tells me he doesn't expect to win over critics. >> i go in at about minus-10 with the press so, got to get myself to at least a level where they can tolerate me and then maybe from there i have a shot at actually getting a positive review. >> ladies and gentlemen, please welcome your host, seth macfarlane. [ cheers and applause ] ♪ >> thank you. >> the curtain rises february 24th, 2013. >> good evening, ladies and gentlemen. welcome to the oscars. and the quest to make tommy lee jones laugh begins now. [ laughter ] >> one comedy number becomes controversial where seth sings about actresses who apeered nude. ♪ kristen stewart we saw you. in "monster" we saw charlize theron ♪ >> the actresses are in on the joke having pretaped their reaction shots. >> they were playing along and of course that mattered.