As a young man, Charlie Chaplin slept on the streets of London before landing his big break in Hollywood.
Tyler Perry was born poor and relocated to Atlanta to pursue his profession, yet he now owns his studio and is one of Hollywood's most successful directors.
Shania Twain had a tough life and became homeless at the age of 16, which paved the way for her great music career.
Carmen Electra was poor and slept on Los Angeles streets until Prince helped her become a celebrity.
Before becoming "Late Night" presenter, David Letterman was a struggling stand-up comedian who slept in his van.
Steve Harvey was homeless and spent years living in his van while attempting to make it as a famous comedian.
Sylvester Stallone was homeless for several weeks and slept at a bus station before becoming a household star.
Chris Pratt was homeless and destitute living in a van before landing his big break on "Everwood."
Drew Carey attempted to make it in Hollywood by living in his van and sleeping in a grocery store parking lot.
Before she became a celebrity, Jennifer Lopez slept on a cot in her dance studio.
Jim Carrey dropped out of school to pursue his goal of becoming an actor in Hollywood.
The first African-American woman to win an Academy Award for Best Actress, Halle Berry slept in New York City homeless shelter.
Daniel Craig began performing when he was six years old and traveled to London to join the National Youth Theatre, where he worked part-time to fund his education.
Kelly Clarkson, the inaugural American Idol, was homeless before winning the competition.
Ella Fitzgerald, the Queen of Jazz, had a difficult upbringing and was molested by her stepfather. She went on to win 13 Grammys and get presidential honors.