@Notsophism in the comments suggested:
"Bonus points if this becomes available after you beat him. Anton and Annie have already put him in his place by that point, after all. XP"

I adore this game and its wonderfully stupid characters to pieces and thought it would be really funny to have a feature where you can skip the Devil's dialogue by screaming him to shut up. This cuts him off mid-sentence and he'd probably be pretty sad about it.