Gracie Abrams just sent her fans into a frenzy with a sizzling photoshoot -- serving looks hotter than ever!

The singer's giving sexy sleepover vibes with a throwback twist in her Cosmopolitan shoot, rocking lingerie and serving some seriously sexy poses -- everything from sultry stares to a cheeky squat shot.

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Gracie’s got bubbles -- lots of bubbles -- bringing a playful, girly touch that perfectly balances her sultriness.

If you can tear your eyes away from the pics, the interview’s got some tea too -- Gracie's fueled split rumors by not mentioning her boo, Paul Mescal, in her V-Day plans. But TBH, the guy would be crazy to let her go!