Britney Army, this one's for you! Britney Spears' iconic third studio album, Britney, is celebrating its 25th anniversary with a special edition now officially available worldwide. Originally released in 2001, the album gave us unforgettable tracks including “I'm a Slave 4 U,” “Overprotected” and “I'm Not a Girl, Not Yet a Woman.” The anniversary edition gives fans a chance to revisit a defining era of pop music and celebrate the album that helped shape Britney's superstar legacy.