Have you ever decided to photobomb your own pic by making a funny face while all of your friends are smiling? You're not alone. Celebs like Justin Bieber and One Direction are guilty of it too!
Click through to see 10 of the most hilarious photos of celebs photobombing their pics, then let us know which one is your fave in the comments below.
Camila turned what would have been a cute pic of her, Lisa Cimorelli, Macklemore, and Normani into the most hilarious photo ever.