Let’s take it back to the 1990s and 2000s, when big names like Britney Spears, NSYNC, Backstreet Boys and the Spice Girls were touring around the globe and making chart topping hits.

Fans anxiously waited for MTV to premiere the latest pop music video, and they’d follow each fashion trend that these artists rocked. Every lyric (and choreography!) was instantly memorized. Pop music dominated the scene and stole our collective hearts in the process.

Today, we have a new age of pop stars such as Lady Gaga, Taylor Swift and Ariana Grande. But that doesn’t mean we’ve forgotten about our original favorites. Below, we’ve rounded up everyone from Justin Timberlake to Mariah Carey to see what they’ve been up to since they first hit the pop music scene.