Ok for example, I start by saying,"Unfortunately there was a giant evil pillow on the loose; then the next person would say...Fortunately I had a knife with me and stabbed a hole in it"
Ok lets start.
Unfortunately my vibrator ran out of batteries
Fortunately I had some power tools handy!
Unfortunately the electricity power lines were down
Fortunately i had a generator in the shed
Unfortunately the shed was locked
Fortunately the window was open
Unfortunately this allowed a burglar in to steal the contents
Fortunately the generator was too big for them to steal
Unfortunately they had stolen the diesel out of it
Fortunately it was a petrol gennie
Unfortunately a zombie apocalypse had caused petrol to become rare
Fortunately, I had a baseball bat ready to deal out some zombie beatings.
Unfortunately the baseball bat breaks on the first zombie
Fortunately I had an axe too
Unfortunately it was from 80's star Timmy mallet so was made of sponge
Fortunately zombies are scared of sponge lol
Unfortunately on male zombies are scared of sponge
Fortunately all the female zombies were trapped in a chocolate factory
Unfortunatley they will soon run out of chocolate to eat
Fortunately they had willy wonkas chocolate making machine