That billboard was near my house in Morgantown when I was going to school there. Well-known for almost causing accidents on a very busy stretch of road.
I thought it was fine considering that you have to actually do some work to find the objectionable parts in it, but I took it down since there was a different interpretation. (Better safe than sorry, I suppose.)
While this is always my go-to thread for funny pics, I found one on another site and thought I'd post a few of my favs that I don't think I've seen here: