It’s hot and sweltering and miserable out there today, hardly the kind of setting in which one yearns to drink outside. But loyalists of Arlington’s old favorite, Bardo Rodeo—which later reincarnated as Dr. Dremo’s—have a reason to brave the heat this evening.

You may have heard the adage that oysters should only be eaten in months ending with “r.” While the advancement of refrigeration and farming techniques mean that these tasty bivalves are edible all year, there’s a grain of truth to the saying.