The Grey Menace

Flying saucers disguised as mushrooms Mushrooms invades from outer space Mushroom Mushrooms invading the human body There's an old story that says you can't kill a frog By dropping him in boiling water He reacts so quickly to the sudden heat That he jumps out before he's hurt But if you put him in cold water And then warm it up gradually He never decides to jump until it's too late By then he's cooked