Talk about some sexy stunners!

Megan Fox looked like a brunette bombshell at the red carpet for the premiere of "Teenage Mutant Ninja Turtles" at the Regency Village Theatre in Westwood on Sunday. The gorgeous actress stunned in a strapless white satin Marc Jacobs dress and black strappy heels. Fox finished her look with a Roger Vivier clutch, Kwiat jewelry and styled her luscious locks in tousled curls.

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Maria Menounos looked summer ready as she posed for pictures at SiriusXM Studios in New York City on Tuesday. The television host wore an adorable Giambattista Valli orange mini dress complete with a matching bow and flaunted her toned gams in Carolinna Espinosa pumps. The brunette beauty kept her makeup simple, while sporting a voluminous up-do.

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Cheryl Cole looked like a vision in white as she attended the "X Factor" auditions at Wembley Arena in London, England on Friday. The recording artist wore a beautiful 3.1 Phillip Lim white mini skirt and peplum top. She paired her two-piece ensemble with white pointed pumps and kept her blonde locks beautifully curled.

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But these ladies weren't the only stylish stars -- click "Launch Gallery" to see more of this week's best dressed celebs!