No one knew who he really was, yet
groups of young women posed with him.
It's a modern version of the gag where one person looks up and points at the sky, and soon a crowd forms and they all begin to look up, even though they're looking at nothing.
Brett Cohen, a 21-year-old student, wondered what it would be like to be famous, so he staged a prank in Times Square in New York City. He hired two bodyguards and got 13 of his friends to follow him around as his entourage, with fake paparazzi snapping photos and filming him. Even though nobody in his group ever said he was famous, others began to react to him as if he was famous, with some commenting on the music they'd heard him record, and - oh yeah - that film they'd seen him in...
Fake Celebrity Pranks New York City