Famous people who "squeeze a dollar and make it holler," as my grandmother used to say.Although Madonna is worth more than $300 million, she is reportedly a notoriously bad tipper. According to the British Mirror, the pop singer and then-husband Guy Ritchie once left an $18 tip on a $400 dollar bill.Jeremy Piven was banned from the sushi restaurant Nobu Matsuhisa in 2007 for being rude to servers
