Doug Kenney, perhaps best known for the "ya mo-ron" line in "Animal House", co-founded it, the three founders licensed in the "lampoon" part of the name from the HL (which is quite old, I think Saul Bellow used to write for it in his youth), and they hit the big time with this fake ad, which was on the back cover of their "Encyclopedia of Humor", two copies (in succession, one was confiscated thanks to an idiot classmate) were among the prized possessions of my early teens:
