You invite your friends over to watch an NBA basketball playoff game on TVThere are plenty of sodas in the refrigerator, the popcorn is popping and you are all set to watch the big game.You turn on the TV set, and all you get are fuzzy images on the screen is this plain bad luck or is it Murphy's Law at work?I sincerely hope the BBC doesn't try this experiment Just remember that you cannot blame Murphy's Law for reverything that goes wrongst the hot water runs ou while you're having a shower, it's probably because the hot water heater needs to be fixedIf your car breaks down on the way be a job interview, it's probably because you didn't have the vehicle serviced or repaired.When you're in a hurry to open the door and you try several keys on the key ring the last remaining key is usually the one that work When you get in a line at the supermarketyou find you've chosen the slowest oneandd just doesn't move is this bad luck or coincidence?He explains that our selective memories tend to remember the bad episodes more readily than the things that usually work outAlso, the law of probability is more against us than in our favor in many situations.For example, in the supermarket with five cashiers, the chances of getting the fastest lane are 20 percent, and 80 percent for a slower lane.Matthews became a popular scientist when he proved that a piece of toast doesn't necessarily fall on the floor on the buttered side.BBC Television gathered 300 people to throw pieces of buttered toast up in the air and observe on which side they fell.According to British physicist Robert Matthewsit's neither one nor the other.Half fell on the buttered side, and half didn't.Now here's a tricky question for Matthews.Will the cat land on all fours, or will the toast land on the buttered side?Similar situations occur all the time.What happens if you tie a piece of buttered toast on a cat's back and drop them from a balcony?Murphy's Law states, if anything can go wrong, it might go wrong!It's a known fact that cats always fall on their four legs.And you lose all your files Con the computer, it's not bad luck-it's your fault for not doing a backup of your files.