The 2012 Billboard Music Awards take place in Las Vegas on Sunday night, bringing together the best and brightest artists that the topped the Billboard charts during the past year!
In honor of the big night, our friends over at Snakkle.com dug up some photos of our favorite music stars, before they were famous!
She's already won a ton of Grammys and is up for an amazing 18 awards tonight -- including Top Artist and Top Female Artist -- but before Adele developed that powerhouse voice, she was just a little girl with a plastic mini-guitar and big dreams!
Who ever would have thought that this sweet tyke with the messy hair would record an album that's gone on to sell over 9 million copies in the U.S. alone?
Before the diamond grills and saggy pants, Lil Wayne was a 7th grader at McMain Magnet School in New Orleans who was already on his way to a successful music career -- he'd made his recording debut at age 9!
The hugely successful rapper is nominated for 10 Billboard Awards including Top Artist, Top Billboard 200 Album and is going up against The Biebs, Bruno Mars, Chris Brown and Drake for Top Male Artist.
To see even more Billboard nominees -- including Adam Levine, Katy Perry and Taylor Swift -- before they were famous, head over to Snakkle.com or click on the "Launch Gallery" button above!
Then tune into the 2012 Billboard Music Awards tonight on ABC to find out who wins, and catch performances from The Biebs, Kelly Clarkson, Carrie Underwood, LMFAO, The Wanted, Nelly Furtado, Usher, Linkin Park and Chris Brown.