If it ends up on your wall, you're probably retarded.
Landmines.
Their last big hit was the wall.
You can mash potatoes, but you can't pee soup. (sorry sorry. Really. I've loved this joke since I was... oh.. six...)
To get to the other side.
Neighbor
End your text with "this message will self destruct in 10 seconds"
You can't mash Frankenstein.
He wanted to grow mashed potatoes.