With a lingerie line and a Las Vegas residency to promote, Britney Spears has to stay on top of her fitness game. But after photos surfaced of the pop star looking not-so-hot, her team is cracking down on her — starting with her diet!

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“Britney has a free tab at any of Gordon Ramsey’s restaurants in Las Vegas,” an insider tells ‘Life & Style.’ “But she’s been ordered to stay away from them.”

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“Her managers are worried,” the source continues. “[That] she’ll pile on the pounds by eating her favorite burgers all the time.”

We still think you look great, Brit!