Don't Spill Your Soda!

When visiting the Boardwalk at Ocean City, Maryland this past weekend, I found this gem. I'm not sure what happened here exactly. I studied it, and we talked about it for a few minutes, and we came up with all sorts of theories, but I have to admit I am still stumped. After walking past later, we noticed that they indeed, sold Pepsi products, so this sign seems to be intended for this spot. I'm still not sure why they chose to put it upside down though. Maybe they will only sell to you if you do a handstand? I know every time I cartwheel down the boardwalk, I work up a good thirst and could use a cold Pepsi, so....