As the Bell Rings was a true gem of the Disney Channel. We never looked forward to the breaks in TV programs as much as we did when the hilarious high school hallway skits would come on in between more of our fave throwback shows like Wizards of Waverly Place and Cory in the House.
Stars like Demi Lovato and Tony Oller's have definitely grown up so much since the segment began back in 2007, and their styles have completely changed right along with them. We're dedicating this Throwback Thursday to seeing just how much they've transformed.
Click through the gallery to see surprising then-and-now photos of the cast. Then, let us know which actor's style you think has changed the most by leaving a comment below!