"It helps me appear larger up top," Upton explained to the camera. "Which clearly I need help in."
Upton is currently gracing the cover of Vogue U.K.'s June 2014 issue, lookingas chic as ever in a floral retro-inspired bikini.
She posed in the Caribbean and touched upon one of her all-time idols, Marilyn Monroe.
"I always thought Marilyn was so beautiful and iconic. It was amazing to even be mentioned in the same sentence as her," says the budding actress, who stars in The Other Woman with Cameron Diaz and Leslie Mann.
"But I feel like nowadays it's easy to be genuine and show your personality, whereas I don't think Marilyn had that opportunity. And clearly she had a dark side, and I don't have that."
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