Elizabeth Olsen fantastics "Brown Bikini" Butt & Ass in Brooklyn Beach

Elizabeth, 23, while still obviously slender, had a more feminine silhouette with more rounded hips.

The brave actress took the scenes in her stride, surrounded by a trio of men as the camera was directly in front of her, with one of the members of crew failing to hide his smile.

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Envy of all their friends: One member of the camera crew looked rather pleased with himself

Rising star: Elizabeth received praise for her role in 2011's Silent House (Read more and See more Pictures)