This one is a quickie. Last summer I was flipping through an Orioles game-day program from 1989 (with an artist's conception of Camden Yards on the front) and found an advertisement that was just too funny. See for yourself:
Um, I'll take their word for it. How many Orioles do you think could actually spell Niedenfuer? It's tricky, with the i before e and u before e as well. I bet the Rolaids folks wished that Doug Sisk had led the Birds in saves in 1988.