The subject was "Top Ten Michael Phelps Excuses."
10. Anxious to rid myself of those bothersome billion-dollar endorsements
9. Too much chlorine
8. Uh... I thought it was chapstick?
7. Asked myself, "What would Chong do?"
6. Uh... glaucoma?
5. It's my last chance to goof off before I have to settle down and get a real swimming job
4. Uh... I got bitten by a groundhog?
3. Chillax, Broseph
2. Was doing research for upcoming film "Michael and Kumar Go To the Olympics"
What do you think of the list? Anybody care to make any additions?
Top Ten Michael Phelps Excuses [Late Show with David Letterman]