Britney Spears turned 34 on Wednesday, and celebrated in adorable style -- with a special surprise from Miley Cyrus!

“Had the CUTEST surprise party today!!!” Brit Brit captioned an Instagram pic of her with friends and sons Sean and Jayden. “A special thank you to Miss @MileyCyrus for sending these awesome balloons!”

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The pop star celebrated in true Cyrus style, donning an animal onesie to pose with her “teacup cake,” and thanking fans for all their birthday wishes.

The tea party theme continued all the way to the adorable pink cupcakes, decorated with teapots and even tiny cookies and cupcakes. “How cute are these!!?” Britney captioned the pic.

PICS: Britney Spears Through the Years

The singer also got an unusual birthday surprise from dad Jamie: He caught her a giant fish!

“My daddy caught a big one! ?,” Britney captioned the Instagram shot, adding the hashtag, “#HappyBirthdayToMe.”

Friends, family, and fish, what more could a girl ask for? Happy birthday, Britney!

FLASHBACK: See an 18-Year-Old Britney Spears at the 2000 VMAs

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Britney Spears Through the Years