Just because celebrities make alot of money, it doesn't always mean they'll be generous with it.  Some celebrities are pretty stingy when it's time  to leave a tip.

These celebrities are known for being bad tippers, according to the restaurant blog Short Order!

1.  Tiger Woods

2.  Madonna

3.  Barbara Streisand

4.  LeBron James

5.  Jeremy Piven

6.  Usher

7.  Mariah Carey

8.  Seann Penn

9.  Bill Cosby

10.  Rachael Ray