Guy: I really like cigars.
Girl: Really? Ew!
Guy: I used to smoke them all time.
Girl: Gross!
Guy: I haven't had one in a long time, but they were delicious.
Girl: I just think they seem so disgusting.
Male coworker, catching the tail end of the conversation: Hey, are you guys talking about the McRib?
Truly epic. Overheard in the office -- probably as awesome as the infamous Overheard in New York
Hat tip to Steph for the link.