Rule number 5 is When you love someone so much and they break your heart. Typically when a guy will give a girl everything and she cheats or falls out of love.
Number 5 is featured in the backstreet boys hit "I Want It That Way" and if someone yells "NOW NUMBER 5" you are required to say "I never want to hear you say, I want it that way"
A soup made from bull testicles and/or penises. It is called 'soup number 5' because some restaurant owners are concerned that listing bull ball soup in their menus might spoil the appetites of their patrons. Soups numbered 1 - 4 are chicken, beef, pork, and fish.