Imagine this for a second... You are on your way from cold Colorado to warm Hawaii for vacation, about three hours from landing for vacation, and the pilot comes on the intercom to tell you that the plane has to turn around. Then you find out the reason is because the toilets were full.
It was a real life nightmare for travelers on United Flight 1219 this Sunday.
The plane went back to San Francisco, emptied it's unwanted cargo, and continued onto it's final destination eventually. But obviously there were some pretty angry passengers on-board.
All I can think of while writing this story is this...