Guess Who! No. 1: Ridiculous Backdrop Edition

[This round of Guess Who! is now CLOSED. Get the answer here.]

Okay, I’ll admit it: I had a hard time figuring out who the lad on the left is. And when my editor finally clued me in, my jaw hit the floor.

Your turn: Do you recognize him? Send your best guesses to popwatch@ew.com, and tomorrow we’ll post our famous mystery man’s identity. Be sure to include your first and last names — folks who send the most interesting responses get shout-outs!

addCredit(“Guess Who photo: Fin Costello/Redferns/Retna”)