Video: Pop Stars Then And Now

Some of your favorite pop stars have drastically changed over the years. In the video below you’ll be able to compare how Bella Thorne, Selena Gomez, Justin Bieber, Austin Mahone, Demi Lovato and Nick Jonas looked way back when to how they look now.

After you check out the video, be sure to let us know which pop star you think has changed the most!