"The fickle finger of fate"

Law of Mechanical Repair:After your hands become coated with grease, your nose will begin to itch or you'll have to pee.
Law of the Workshop:Any tool, when dropped, will roll to the least accessible corner.
Law of Probability:The probability of being watched is directly proportional to the stupidity of your act.
Law of the Telephone:If you dial a wrong number, you never get a busy signal.
Law of the Alibi:If you tell the boss you were late for work because you had a flat tire, the very next morning you will have a flat tire.
Law of Variation:If you change traffic lanes the one you were in will start to move faster than the one you are in now.
Law of the Bath:When the body is fully immersed in water, the telephone rings.
Law of Close Encounters:The probability of meeting someone you know increases when you are with someone you don't want to be seen with.
Law of the Result:When you try to prove to someone that a machine won't work, it will.
Law of Biomechanics:The severity of the itch is inversely proportional to the reach.
Law of the Theatre:At any event, the people whose seats are furthest from the aisle arrive last.
Law of Coffee:As soon as you sit down to a cup of hot coffee, your boss will ask you to do something that will last until the coffee is cold.
Murphy's Law of Lockers:If there are only two people in a locker room, they will have adjacent lockers.
Law of Rugs/Carpets:The chances of an open-faced jelly sandwich landing face down on a floor covering are directly correlated to the newness and cost of the carpet/rug.
Law of Location:No matter where you go, there you are.
Law of Logical Argument:Anything is possible if you don't know what you are talking about.
Brown's Law:If the shoe fits, it's ugly.
Oliver's Law:A closed mouth gathers no feet.
Wilson's Law:As soon as you find a product that you really like, they will stop making it.
Mobile Law:The one call you manage to answer will be a wrong number, advertising, or a really annoying survey.