Customer: "Where is your Online Section?"
Me: "Uh, what?"
Customer: "Your Online Section! I know you're having an Online Deals sale today, and I want to look around a bit before I buy."
Cue Stupidest Thing I Ever Heard moment.
Me: "I'm... I'm afraid our online section is only located online."
Customer: "Yeah, so point me in the right direction."
Me: "...Online. As in, on the computer."
Customer: "Look, I dove here to get the Online Deals. Are you or are you not [Store] and are you or are you not running an Online Deals sale?"
Me: "...Not at this location, sir. And I'm pretty sure our other locations nearby aren't either. I recommend you go to our website, where you can get the deals you want."
Coworker, after the guy leaves: "I've been working here for ten years, and that was a first for me..."