You’d think with all their money, celebrities would be good tippers. This isn’t always the case. Certain celebrities are notoriously bad tippers. Check it out: 1. Madonna - Doesn’t always leave a tip, when she does it’s a cheap one. 2. Kelly Presten – Notoriously bad tipper. Most of the time she doesn’t leave a tip at all. 3. Gwyneth Paltrow – Doesn’t leave a decent tip. It’s speculated she has trouble calculating the proper percentage. 4. Barbra Streisand – Doesn’t always tip. When she does it’s $10 for a bill of over $450. She’s very high maintenance and demanding...