I posted a second list http://joeh-crankyoldman.blogspot.com/2015/01/the-way-things-are-ii_14.html.
And TWTA V http://joeh-crankyoldman.blogspot.com/2015/08/the-way-things-are-v.html
How about when an appliance stops working or the car won't start and they magically start operating flawlessly while the technician or mechanic is checking them out. (Until he leaves, of course.)
Once had the power go out on Thanksgiving day when turkeys were in the ovens. The whole state was angry. (That happened at my Mom’s once. A squirrel chewed on the line Thanksgiving morning!)
"The floor is always perfectly level...except under the table leg."
"You never, ever finish the shampoo and conditioner at the same time."
When you think you have satisfied your husband's hoarder instincts by hauling home 45-year-old junk from your mother's estate...you find out he has stopped along the road and picked up two old chairs and a washtub.
You plan an event for outside because the weatherman says 0% chance of rain and it starts to rain the minute your event starts.
My maiden name is Murphy. I've had "Murphy's Law" - type luck my entire life. I thought once I got married and changed my last name that things would get better, but nope. Once a Murphy, always a Murphy.