Feels like she’s been locked up tight for a century.
Do you remember pausing Britney's iconic "...Baby One More Time" to play this #TBT smasha from 1999?
Like, of course you do!
Over 15 years later, Christina Aguilera (the girl's name) is all grown up and it's totally shocking!!!! ! ! ! ! !
Valerie Macon / Getty Images
If you were wondering, since "Genie," Christina has had two children and released an album titled Bionic, which was filled with tracks that were ahead of its time.
Kevin Winter / Getty Images
