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Next year will mark the singer's 20th anniversary of her signing with Jive Records, which led to the release of her debut single, ...Baby One More Time, the following year, and the pop superstar jokes the milestone makes her feel "so old".
She is set to release her new single Make Me in July, ahead of a new album later this year.
Spears teamed up with rapper G-Eazy for the track, and David LaChapelle directed the video.The singer teased fans with behind-the-scenes photos from the promo on Friday.
Despite not releasing an album since Femme Fatale in 2011, Spears revealed she's excited to be working on new music again.
"I've been working on this project for a year and a half now, almost two years so it really means a lot to me. It's my baby," she explained of her ninth studio album.
"(It's) a little melodic, a little more not so poppy. It's kind of chill. Very chill."