Sadly the damage it would cause to elect someone as, unrefined as Rick Perry would be a price too high for the original fun of having such a stumbling leader. Sadly we'll have to take the GOP and the presidential elections a little more serious because of the ultimate effect that could be caused by a bad president will affect the whole world.
I'm going to have to stick with Ron Paul, even if you disagree with some of his points, at least he won't enforce those from the federal level, meaning your state won't be forced to do something. Nonetheless for real political advise I'm not the right person, obviously.
By the way, here's Herman Cain with a similar 'oops' moment:
http://www.youtube.com/watch?feature=player_embedded&v=WW_nDFKAmCoPerhaps he was just really tired from tons of interviews, I can imagine that..