Regenerating into a woman would be a big difference, but the way the Master was reacting to the news made the Doctor frown. "If I knew you were going to carry on like this, I would've never spoiled you." He picked up his cup from off the window sill. "I promise you, you're not a dowdy looking housewife. I'd say you look like a ... uh... dangerous version of Mary Poppins." He finished his sentence with a slurp of from his straw.