It's "celebrity doppelganger" week on Facebook -- or really month, but we won't tell -- where regular Joes switch their Facebook photos to pic of the famous person they resemble.

So what pictures do the already famous people use? Ones of other stars, of course. We've come up with some suggestions for these stars. Take a Look


Katy Perry and Zooey Deschanel
These two get confused for each other all the time. In fact, sometimes we can't tell them apart.