How to end up in the dog house

Me: "Oh, did I tell you Mr. K proposed to me?"
The Boy: *aghast* "No!"
Me: "Yeah. We're supposed to get married."
The Boy: "Was he serious?"
Me: "Oh my God, of course not!"
The Boy: "Well, I mean, he is kind of an idiot."

He's lucky I decided that was funny.