Britney Spears is celebrating her 39th birthday (Dec. 2) with an epic surprise.

Ahead of the release of the upcoming deluxe edition of her 2016 album, Glory, Spears dropped a catchy new single, “Swimming In The Stars”.

The new limited-edition deluxe vinyl of Glory comes after her fans put the hit album back in the Top 10 on iTunes.

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Photo: Sony Music Entertainment
Photo: Sony Music Entertainment

Not only did Spears drop “Swimming In The Stars” to celebrate turning 39, but the icon and her boyfriend Sam Asghari got cozy on Instagram.

“Happy Birthday to my Lioness 🥳 🎂 🎉,” Asghari captioned an adorable video of the couple. “We will celebrate until the end of the year ❤️ Let the cake eating began…”

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Spears received a sweet shoutout from Mariah Carey, who commented on the post.

Meanwhile, Beyonce, Lionel Richie and more stars also took to social media to share celebratory birthday greetings.

Following her epic day, Spears thanked her fans and friends for the birthday love, “Thank you for all the birthday wishes 💕.”

The Glory deluxe edition is available on Dec. 11.