It’s “Doppelganger Week” on Facebook — where every user replaces their profile image with a celebrity look alike — according to creator Bob Patel. For those who missed it, be sure to check out this celebrity look a like generator. Here’s how he came up with the idea:

Yeah. It all started when the guys at work started teasing me that I look like Tom Selleck. They’re like, “Hey, Tom Selleck, what are you doing?” Or, “Yo, Tom Selleck, we’re talking to you.”

[via Huffingtonpost]