Rebel Wilson is a well-known face on our screens, famous for big roles in movies including Pitch Perfect and The Hustle.This weekend, the Australian star posted a snap to her Instagram, where she posed under water, revealing her new slimmed-down figure.She captioned the post: "Don't ever doubt my mermaid abilities" along with a fitting mermaid emoji.A source last month told People the Pitch Perfect actress's weight loss could be down to the Mayr Method diet plan.The source told the publication: "It's an approach that eliminates food intolerances, reduces sugar, encourages eating whole foods slowly, boosts the immune system and reduces inflammation."She exercises with a personal trainer up to six times a week, goes on walks and is trying to.
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