Once upon a time in Utah, Sydney Sweeney celebrated her birthday in a series of swimsuits.

The “Euphoria” star shared sultry bathing suit snaps via Instagram on Sunday from a recent getaway with her pals.

The actress, 28, kicked off the carousel with a photo of herself standing on a rock in a black one-piece with a plunging neckline.

She wore the same swimwear while cliff jumping in a separate slide.

More pics showed Sweeney posing from behind in a white thong bathing suit, as well as shimmering in a cheeky gold bikini and cowboy hat.

The “White Lotus” alum also posted an impressive video riding a jet ski and letting go of the handlebars, arms flung wide.

Additionally, Sweeney rounded up mouthwatering meals, including truffle pasta and an ice cream cookie skillet.

Sweeney, who tur

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