Friendship Between Women:
A woman didn't come home one night.
The next day she told her husband that she slept over at a friends house.
The man called his wife's 10 best friends. None of them knew about it.
Friendship Between Men:
A man didn't come home one night.
The next day he told his wife that he had slept over at a friends house.
The woman called her husbands 10 best friends.
Eight of them confirmed that he had slept over, and two claimed that he was still there.
Stolen from: Phil of Phils Phun