Crossword puzzle clue "what would your mother"

“What would your mother ___?”

"What would your mother say?!"

Name of the mother on "How I Met Your Mother"

Sounds you might make when I say "Would you rather watch your parents have sex or have your parents watch you have sex?"

Like either option in "Would you rather watch a video of your parents having sex or your parents watch a video of you having sex?"

Your aunt would be one, but not your bro

"Would you eat them in a box? / Would you eat them with a fox?"

"You know that it would be untrue, you know that I would be a ___"