While seeking his fame and fortune after moving to Los Angeles, Brad Pitt supported himself by driving limos, moving refrigerators and dressing as a giant chicken mascot while working for the fast-food chain El Pollo Loco.
Before he made his big-screen debut in "A Nightmare on Elm Street," Johnny Depp made ends meet by selling ballpoint pens over the phone.
Now best known as his character Don Draper on "Mad Men," Jon Hamm worked as a day-care teacher during college and, before moving to Hollywood, was a high school drama teacher.
Rachel McAdams, the star of such movies as "Sherlock Holmes" and "Wedding Crashers," worked at a McDonald's for three summers with her sister and brother as a teenager.
Amy Adams dreamed of becoming a ballerina, but worked as a greeter at The Gap and as a Hooters hostess to support herself before first breaking through in dinner theater in Colorado.
Megan Fox has said in interviews that she worked for a smoothie shop in Florida at the age of 15, dressing up in a gigantic banana costume and to entice customers on the street to come into the business.
Before breaking out thanks to "American Idol" and her performance in "Dream Girls," Jennifer Hudson flipped burgers at Burger King.
Before she hit it big with Destiny's Child in the late 1990s, Beyonce swept up hair in her mother's salon.
Oscar-winner George Clooney's early acting career is well established, including roles on "The Facts of Life" and in "Return of the Killer Tomatoes" before finding fame on "ER." But even before that, he made a living by selling insurance and men's suits and cutting tobacco.
Bill Murray sold hot chestnuts outside of a Chicago grocery store two years after graduating college.
While she was studying at the University of Miami in the late 1970s, pop star Gloria Estefan worked as a customs interpreter at Miami International Airport.
While a struggling actress New York City in the early 1990s, Calista Flockhart worked as a waitress and aerobics instructor between auditions.
As a teenager, Brendan Fraser sold perfume in a department store.
Ozzy Osbourne left school at 15 and found work as a construction worker, trainee plumber, apprentice toolmaker, car factory horn-tuner and slaughterhouse worker before hitting it big with Black Sabbath.
While Tom Cruise briefly attended St. Xavier High School in Louisville, Ky., he worked as a paperboy for the Louisville Courier-Journal.
Oscar-winner Whoopi Goldberg worked as a bank teller and a mortuary assistant before finding fame.
Danny DeVito found fame in the 1970s first in "One Flew Over the Cuckoo's Nest" and then in the sitcom "Taxi," but before that he found work as a hairdresser in his sister's beauty salon.
When her mother was diagnosed with breast cancer in 1984, Nicole Kidman temporarily halted her drama studies at the age of 17 and helped provide for the family by working as a massage therapist. She also worked as a movie theater usher before finding fame.
After graduating from high school in Texas, Matthew McConaughey spent a year in Australia, washing dishes and shoveling chicken manure from coops.
Before becoming a music star, Kid Rock picked apples on his family's Romeo, Mich., orchard, worked at a car wash and was a janitor at a recording studio.
John Malkovich earned his first major role, and an Oscar nomination, in 1984's "Places in the Heart." But before that he drove school buses, sold egg rolls and painted houses to make ends meet.
Growing up in Orange County, Calif., No Doubt lead singer Gwen Stefani first made some spare money by mopping floors at a Dairy Queen and later manned the MAC makeup counter of a department store.
After one semester at the University of New Orleans, Ellen DeGeneres left to work as a paralegal at a law firm with her cousin. Before finding fame as a stand-up comedian, she also sold clothes at department stores and worked as a waitress, a house painter, a hostess and a bartender.
While appearing in Off Broadway productions early in her career, "Friends" star Jennifer Aniston supported herself with several part-time jobs, including working as a telemarketer, waitress and bike messenger.
Before finding his niche as a singer, Rod Stewart held a variety of jobs, including as a silk screen printer, a newspaper delivery boy and a gravedigger.
Christopher Walken worked briefly as a lion tamer at a circus at the age of 15.
Sean Connery's first job was as a milkman in Edinburgh, Scotland, before joining the Royal Navy.
Alec Baldwin worked as a busboy at the famous New York City disco Studio 54 and was also a bouncer for a while.
Before he was "Wolverine," Hugh Jackman earned money the hard way: as a clown working children's birthday parties.
Harrison Ford worked as carpenter and was a stagehand for The Doors. He once built cabinets at the home of George Lucas, which led to him being offered the part of Bob Falfa in "American Graffiti."
Known today for not only his rap skills, but his fashion sense, Kanye West likely honed the latter skill while working as a sales assistant at The Gap.
Rolling Stones' front man Mick Jagger once worked as a porter in a mental hospital. As a child, he also had a summer job selling ice cream.
While living in Manhattan in the late 1980s, Sandra Bullock supported herself as a bartender, cocktail waitress and coat checker.
Tom Hanks was a popcorn and peanuts vendor at the Oakland Coliseum as a teenager.
While studying for a biochemical engineering degree at the University of Iowa, Ashton Kutcher worked summers at General Mills' cereal plant in Cedar Rapids, Iowa.
While starting out as a standup comedian, Jerry Seinfeld sold light bulbs over the phone, hawked knockoff jewelry on sidewalks and served food in a Manhattan diner.
Jack Nicholson worked in a toy store and as a lifeguard before finding fame. He also worked as a gofer for animation legends William Hanna and Joseph Barbera at the MGM cartoon studio when he first came to Hollywood.
At the age of 15, Emma Stone convinced her parents to let her drop out of high school and move to Hollywood. When she got there with her mother, she worked a day job at a dog bakery between auditions.
Before she hit it big as Lady Gaga, Stefani Joanne Angelina Germanotta worked as a waitress at a Greek restaurant in New York City to make ends meet.
When Madonna arrived in New York City in the late 1970s with little money to her name, she took on a variety of low-paying jobs, including a stint at Dunkin' Donuts.
Actress Tori Spelling recently spoke publically about her husband and fellow actor Dean McDermott's affair. But he's not the first celebrity to get in hot water over extramarital activities. Check out this list of high-profile celebrity affairs.