Ok for example, I start by saying,"Unfortunately there was a giant evil pillow on the 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 I was being chased by an elephant...
Unfortunately, the humans thought they were and killed them all, which angered the tromping green giant apes of the Michigan forests, which ARE harmful. (and were about to attack the city)
fortunately, the human loving orange ork lions of the Chicago woods protect the people of Los Angeles from the tromping green giant apes of the Michigan forests.