"Say, Aren't You..."

Here's a face you probably never expected to see on I Married Joan. Bing Crosby makes a cameo appearance in the closing scene of "Opera," a first-season episode which aired on February 25, 1953. Der Bingle plays a new neighbor who drops by, though he firmly insists he's not...you know. At this juncture, General Electric was sponsoring both I Married Joan and Crosby's CBS radio show, explaining the unexpected walk-on.

Joan and Bing also appeared in print ads for their sponsor, as you can see below: