You should do more than just tease him! You should definitely make sure he doesn't boast his claims like that in public again.

[She'll cross her arms as a bit of an annoyed look will appear.]

Man! If I had known he had such a cute wife, I would've given him a piece of my mind. A married man shouldn't be acting like that in the slightest! He should show some sense of decency.

[It has been done!]