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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Lindsay Lohan was approached to star in The Hangover, but she declined because the screenplay "had no potential".
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Rick Harrison of the hit reality show Pawn Stars, dropped out of high school in 10th grade because he was making $2000 a week selling fake Gucci bags.
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Freddie Mercury held parties with midgets carrying around trays of cocaine.
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Leonardo DiCaprio was named Leonardo because his pregnant mother was looking at a Leonardo da Vinci painting in a museum in Italy when DiCaprio first kicked.
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The Rock accidentally knocked out Michael Clarke Duncan while filming a fight scene for The Scorpion King and had a custom Rolex made as an apology gift, but liked the watch so much that he kept it for himself.
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