David Letterman's "Top Ten Signs Herman Cain's Campaign Is In Trouble" 10. Can't afford cigarettes for new campaign ads
9. It's been fun, but there's no way we're actually electing a guy named 'Herman'
8. While campaigning, kissed a photo of himself and signed a baby
7. New campaign slogan 'Mayday!'
6. Even Michele O'Bachmann thinks his ideas are nuts
5. He trails Gadhafi's corpse in the polls
4. Refuses to acknowledge the road to the White House goes through me, Dave
3. He's acting less fun-crazy and more crazy-crazy
2. Just accepted million-dollar offer to pose nude in Playboy
1. There's a 0-0-0 chance he'll be president
