On Facebook, many have a good time looking famous

"What does Facebook's Doppelganger Week look like?" asked the New York Daily News. "Depending on who you are, it could look like a Simpson, Michael Jackson, or if you're lucky, Angelina Jolie."

Or Jet Li.

To "celebrate" Doppelganger Week, a recent invention of creative IT worker Bob Patel, Facebook users this week are replacing their profile photos with pics of famous people they have been told they resemble.