Sin City sex drive: Las Vegas to attempt world record orgy
The event is part of a larger five-day sex festival with bondage workshops & a bunny-themed pool party in a tribute to Playboy’s Hugh Hefner
How Playboy magazine got its name (photos)
It was an automobile company before it became what we all know
Hugh Hefner, Founder of Playboy, Dead at 91 (PHOTOS)
The magazine would go on to become a multibillion-dollar empire