On Sunday (Dec. 2), Britney Spears will turn 31 years old and celebrate another successful year in the spotlight. It seems like just yesterday that the Louisiana native was introducing herself on "Total Request Live," but seven albums, millions of downloads and hundreds of huge shows later, Spears is now a veteran pop performer with an awe-inspiring list of accomplishments under her belt.
From her Justin Timberlake romance to her snake-wielding performance to her new beginning as an "X Factor" judge, take a look back at Spears' pop reign so far with these 10 defining moments in her 13-year solo career. Think we missed something? Sound off in the comments section below.
'...Baby One More Time' Hits Us All
Remember the first time you heard those three notes and then "Oh, baby, baby?" How about your first encounter with Britney in a schoolgirl's outfit, coolly dancing down that hallway in the music video? "...Baby One More Time," the title track from Spears' 1999 debut of the same name, arguably remains the pop star's most iconic song to date, hitting No. 1 on the Hot 100 and turning into one of the most successful debut singles of all time. Oh baby, baby, how were we supposed to know that a pop princess had just been born before our very eyes?