Worst Celebrity Tippers

She may be worth a fortune, but Madonna is a notoriously bad tipper. According to the British Mirror, Madge and then-husband Guy Ritchie once left an $18 tip on a $400 dollar bill. (AP )

Before coming down with an alleged case of mercury poisoning, Jeremy Piven was banned from the Sushi restaurant Nobu Matsuhisa according to the New York Daily News, for reportedly being rude to the servers and leaving a DVD of the first season of "Entourage" as a tip. (AP )

Amy Winehouse isn't known for being the most socially conscious gal and will pick a fight wherever possible. According to TMZ, Amy got into a brawl with a London cabdriver and while she eventually coughed up the $40 fare, she didn't leave a tip. (AP )

Gwyneth Paltrow is another celebrity reportedly notorious for leaving bad tips and is one of the bad celeb tippers listed in former waitress Katherine Taylor's book "Rules for Saying Goodbye." (AP )

Mariah Carey is known for her diva ways and one night the songstress showed up at an NYC restaurant after hours with an entourage in two demanding service. Service she received, but a tip the waiters did not. (AP )

Tobey Maguire is another celeb listed as a bad tipper in Katherine Taylor's book "Rules for Saying Goodbye." (AP )

Also featured in Katherine's infamous book is Rupert Everett who she claims is one of the worst celebrity tippers in the entertainment industry. (AP )

Having a fortune does not make one less frugal as Sir Paul McCartney proves. One night the former Beatle bailed without leaving a tip, although the New York Daily News claims this was due to his extreme inebriation. (AP )

There are countless tales documenting Barbra Steisand's lousy tipping habits thanks to the big-mouthed bitter waitresses of the world. (AP )

Sean Penn, another notorious bad tipper,once had waiters waiting on him and 3 others hand and foot and then didn't leave a tip on the $450 tab. (AP )