Khloe Kardashian jokes she once had sex with 'dad' O.J. Simpson

Khloe Kardashian recently cracked a joke that she once had sex with former American football player O.J. Simpson.

The reality star said that it was not easy being a favorite subject of supermarket tabloids, asserting that the biggest rumor floating was that Simpson was her dad, however, that was not the case, she joked, as she did f-k him once, the New York Post reported.

The 29-year-old's father Bob Kardashian was one of Simpson's best pals and a member of his legal dream team who helped him beat double-murder charges in 1995.