Actually that's the hardest issue of the US MAD comics to find, because it contains a very offending letter from the editors. Many newsstands refused to put it out. EC then issued its first ever company apology. Many copies of this number 5 were recalled and destroyed.
Table of Contents
We At E.C. Are Proudest of Our Science-Fiction Magazines
Department: E.C. comics
Colorist: Marie Severin