▲The Canadian actor has come a long way since he began his career as a child star on the Disney Channel's 'The Mickey Mouse Club' (1993–1995).

▲The actor maintains a sports car and vintage car collection, and also enjoys auto racing in his spare time.

▲The 'S.W.A.T' actor was once a fashion model.

▲Gyllenhall is a descendant of a Swedish noble family, the lineage of which stretches back to the mid-17th century.

▲In his high school years, Franco was arrested for underage drinking and graffiti vandalism, among other minor misdemeanors.

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When he's not acting, London-born Elba performs as a DJ under the name DJ Big Driis (or Big Driis the Londoner).

Sources: (HuffPost)

▲The 'Mentalist' star is an Australian, having been born in Launceston, Tasmania.

▲Former soccer player David Beckham's nickname, given to him by wife Victoria during his playing years, is "Golden Balls."

▲Damon's best buddy at Cambridge Rindge and Latin School in Massachusetts was Ben Affleck.

▲An animal lover, McConaughey rescued various pets stranded after the flooding of New Orleans from Hurricane Katrina.

▲Before acting, Pitt had set his sights on journalism, with a focus on advertising.

▲Cooper has admitted that when he was little people mistook him for a girl because his hair was so long.

▲The actor's surname is familiar to fans of Hollywood's Golden Age: cabaret singer and actress Rosemary Clooney (1928–2002) was his aunt!

▲Cruise is an outspoken advocate for the Church of Scientology.

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Taylor was named after the singer-songwriter James Taylor.

▲After hearing that a 21-year-old Chinese fan was contemplating plastic surgery to resemble the actress, Alba spoke out against the perceived need to change one's appearance for love.

▲The actor confesses to having a deep connection with Hindu spirituality and Indian astrology.

▲Roberts' parents ran an acting school. Among the pupils were the children of Martin Luther King, Jr. and Coretta Scott King. Coretta paid Mrs. Roberts' hospital bill when Julia was born.

▲The former 'Friends' star is not just a pretty face—she studies Budokan karate!

▲Born in South Africa, Theron's first language is in fact Afrikaans and not English.

▲Hathaway has stated that she would have become either an English teacher or psychologist if she were not acting.

▲Beyoncé won a school talent show at age seven singing John Lennon's 'Imagine.'

▲Lawrence dropped out of school at age 14 to pursue her acting career.

▲To date, Berry is the only woman of African-American descent to have won the Academy Award for Best Actress.

▲As a kid at school, Jolie was teased by other students for being pencil-thin and for wearing glasses and having braces.

▲Hudson's film debut in 'Dreamgirls' (2008) won her an Academy Award, a Golden Globe Award, a BAFTA Award, and a Screen Actors Guild Award for Best Supporting Actress.

▲The actress has heterochromia iridum, a condition in which the irises are different colors. Her left eye is brown, while her right eye is green.

▲The former actress made her screen debut as a nurse in an episode of the daytime soap opera 'General Hospital.'

▲Johansson has often criticized the media for promoting an image that causes unhealthy diets and eating disorders among women.

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A winning smile is the best accessory you can wear. And in show business, looks are everything! Browse this gallery and find out which celebs dazzle with their million-dollar grins... and enjoy reading some fun facts about your favorite stars along the way.