All the Best Looks from HBO's 'Westworld' Season 2 Premiere

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On Monday night, the stars of HBO's trippy sci-fi hit, Westworld, turned out for the Los Angeles premiere of the show's second season. Pop star Katy Perry even made a surprise appearance to support her real-life best friend Shannon Woodward, who is part of the series' ensemble cast.

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Evan Rachel Wood
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Thandie Newton
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James Marsden
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Jeffrey Wright
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Shannon Woodward
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Angela Sarafyan
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Luke Hemsworth
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Jimmi Simpson
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Tao Okamoto
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Ingrid Bolsø Berdal
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J.J. Abrams
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Katy Perry and Shannon Woodward
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