Hey J-14ers! We're taking a break for the holidays and wanted to leave you with a special treat: our most popular features of the year! Stay tuned! We'll be revealing more of your favorite posts throughout the holidays.

Our fave celebs are pretty hilarious. Instead of just being themselves all the time, they decided to switch things up and go undercover to be someone else for a while. Whether it was for an epic music video or a shocking prank, these stars went all out and our jaws dropped once we found out who was hiding under all of the makeup!

Click through the gallery to see if you can guess which celebrity was in disguise, then let us know how many stars you got right in the comments below!