Today is a big day for G. Hannelius it's her 18th birthday. That's right, G. is all grown up, but she'll always be beloved for time on Disney Channel. Before she snagged her leading role in Dog With a Blog, she starred on tons of your fave shows when she was kid. Seriously, G. has done it all and she's not the only star who made her way onto some classic TV shows when she was a child.
Movies You Totally Forgot Your Fave TV Stars Were In
Then-and-Now Pics of Actors and Their Most Iconic Childhood Roles You'll Never Forget
Click through the gallery to see all the throwback roles and then drop a comment below telling us which one you remember!
G. Hannelius starred on Hannah Montana.