it's being called a huge gaffe. gov perry forgot which department he would like to cut. >> i would do away with education, the commerce, and let's see, i can't--the third one, i can't. sorry. >> the big question is what is he going to do to stay around? first he had humor. >> they know there is not a perfect candidate been made yet. i put proof to that. > the campaign also sent this email. he stepped in it. and reminding them of other goofs. >> 57 states, i think one left to go. >> boston political consultant says the goal is humor and humility. >> making fun and light of it. and i think he does that today and i think tomorrow he goes back with the winning message. >> and for perry, the next step is visiting with voter, christian conservatives in iowa. >> the campaign is going to bolster his message with big tv adds. but the big gap shows the existing thought that he is ill prepared to be the president. >> he could be resill i can't and come back. but it's doubtful. >>> well, he appears on the david letterman show. and then he's in south carolina on saturday night. and then to iowa next week.