After teasing on Instagram for days, Selena Gomez has finally debuted her brand new song and music video, "The Heart Wants What It Wants". The song is awesome and the video is super emotional, but we couldn't stop thinking about how much Selena has changed over the years!
In 2009, Sel released her first music video for "Falling Down", and when we compared the two, we couldn't believe our eyes! She's definitely grown since her first music video -- and she's not the only one! Let's go down memory lane and check out our favorite stars' first music videos!