Justin Bieber is a Canadian pop star who was discovered via YouTube. His debut album, My World, went platinum in the United States, Canada and the United Kingdom.

Pop icon Lady Gaga's debut album The Fame included hits "Just Dance" and "Poker Face." Her follow-up, The Fame Monster, was nominated for six Grammys.

Michelle Obama is a lawyer, Chicago city administrator and community outreach worker, as well as the wife of U.S. President Barack Obama and the 44th first lady.

Julio César Chávez is a retired Mexican professional boxer and world lightweight champion who, for many years, was one of Mexico's most popular sports figures.

J.K. Rowling is the creator of the Harry Potter fantasy series, one of the most popular book and film franchises in history.

Ashton Kutcher's first acting gig, playing Kelso on That '70s Show, led him to roles in films like Guess Who, A Lot Like Love, The Guardian, No Strings Attached and Jobs. The actor, model and producer married Demi Moore in 2005.

With her husky voice and beauty, Demi Moore was a fixture in 'Brat Pack' movies of the 1980s, such as St. Elmo's Fire and About Last Night.

Maria Shriver married Arnold Schwarzenegger and is the first lady of California. She is part of the Kennedy family and was an NBC journalist for many years.

Arnold Schwarzenegger first gained fame as a body builder, using that as a launching point to become a huge Hollywood star and, later, the governor of California.

Kim Kardashian is a model, actress, entrepreneur, socialite and star of the reality show Keeping Up with the Kardashians.

Actress and singer Jennifer Lopez is one of Hollywood’s leading ladies who’s also forged a successful pop and dance music career.

Marc Anthony is a singer, songwriter, and actor of Puerto Rican descent who has made his mark through his Latin and salsa-inspired music.

Actress Heather Locklear was on the television series C.H.I.P.S, Dynasty, T.J. Hooker, Melrose Place and Sin City. She was also in the movie Firestarter.