Let's take a moment to go back. All the way back to the early 2000s. It was a simpler time, when flared jeans still ruled supreme and glitter was everywhere — on your clothes, in your hair, in your makeup.

It was the age of One Tree Hill and The O.C. It was the time when we all cried after watching A Walk to Remember. But here's a question for you: Whatever happened to all your favourite 2000s celebrities? Like, what are they even doing right now? And do they still look as adorable in flared jeans and glitter?

Well, consider this your answer. Kind of. We don't know about the flared-jeans thing, but we do know what your beloved celebrities from the early 2000s are up to.

Click ahead for 15 of your faves from 15 years ago. And prepare for the nostalgia feels to kick in so damn hard.