Britney Spears has a lot to celebrate!

On December 2, she turned 40 years old!

She has also been recently freed from her 13-year conservatorship.

Britney revealed she is taking a trip for her birthday out of the country.

She is going along with her fiancé Sam Asghari who wrote “Everyday is your birthday my queen.”

Fans are celebrating the singer’s birthday by replaying all of her top hits.

This includes 1998’s “…Baby One More Time” and 2000’s “Oops!... I Did It Again.”

Fans are also celebrating 2008’s “Circus” era which featured hits like “Womanizer” and “Kill the Lights.”

Britney’s ninth studio album, “Glory,” was released in 2016.