Stars like Moises Arias and Gregg Sulkin have drastically changed since they appeared on the Disney Channel on Hannah Montana and Wizards Of Waverly Place respectively. And they aren't the only ones!

We have compiled a gallery of then-and-now pics of some of your favorite Disney Channel guys! You will be totally shocked when you see their transformations!

After you see them all be sure to let us know which photo shocked you the most! Plus, tell us which star is your ultimate favorite!