Seeing a used up mattress on the streets of Los Angeles is probably pretty common, but I imagine that seeing a used up mattress jumping around and scaring people is pretty rare. Unless you're on something, then I'm sure it's a common occurrence. Check out some of these folks' reactions when an innocent mattress decides he's had enough.
Group of friends dancing and having fun together; Photo: Flashpop(Getty Images) A well-delivered toast can mean the difference between a…