1. Your head is so clear (clean), I can see what you're thinking!
2. Did you have a mishap with the clippers?
3. Can I have a good luck rub?
4. Nice to see we have the same barber!
5. I'm a big Michael Jordan fan, and I wanted to be like him!
6. I'll have bad days....but I'll never have bad hair days!
7. Older folks singing the Mr. Clean jingle.
8. Melonhead
Sly is so common nowadays, almost all of these are stale, but just wanted to throw a small list out there.