Heath Ledger locked himself in a hotel room for a month to prepare for his iconic role as the Joker in The Dark Knight
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Bill Murray was arrested in 1970 for trying to smuggle 10lbs of Marijuana during his 20th Birthday.
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Michael Caine became an actor because all the prettiest girls at his school were in drama class.
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Michael Jackson tried to buy Marvel Comics in the early 1990s so that he could play Spider-Man in his own movie.
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Ian McKellen and Patrick Stewart had no idea how to play chess when they appeared in X-Men 2.
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