Christina Aguilera

Christina Aguilera apparently wasn't originally meant to perform with Britney and Madonna.

Several celebrities claim to be the OG "Teenage Dirtbag."

Kim Kardashian "broke the internet" with her booty-baring PAPER mag cover, but she's hardly the first to draw a scandal with a magazine cover.

"Table dancing, glasses are crashing" — she took the song's lyrics a little too literally.

"She’s amazing and she has these people controlling her money, her life."

S Club 7 and these 20 other underappreciated pop albums brought the sunshine two decades ago.

Check out cringe-worthy fashion fails from our favorite celebrity couples.

These are possibly some of the worst fashion moments of all time — or at least the '90s.

Our favorite, once-inseparable celebrity besties and their unfortunate fallouts.

Get all the details for perfect NYE viewing tonight!