Who said "Hehehehe, he said 'duty'."?

This quote is attributed to Peter Griffin.

Hehehehe, he said 'duty'. - Peter Griffin

"Hehehehe, he said 'duty'."

Peter Griffin Humor

"Shut up, Meg."

"All right, all right, I'm coming, Elizabeth."

"Giggity!"

"You know what really grinds my gears?"

"Never underestimate the power of a good laugh."

"Laughter is the best medicine."

"A good laugh is the best medicine."

"Laughter is contagious and wonderful."