The threesome is a fantasy to some couples but a frequency to others. Here are a few high-profile threesomes that have been widely reported.
Celebrity Threesome: Elizabeth Taylor, JFK, and Robert Stack
The new book, Elizabeth Taylor: There Is Nothing Like a Dame, written by Danforth Prince and Darwin Potter, claims that Elizabeth Taylor had a threesome with President John F. Kennedy and actor Robert Stack. The men were married at the time.