[He somehow keeps himself from melting into goo from her peck and affection in general. Instead, he smiles brightly as he adjusts his beak.]

Don't you worry. The only sweeping I'll do with those ones, is into the trash bin!

[He manages to raise his cape dramatically! And he winks at her.]

I will. And then I'll come back and - be your hero!

[With that Darkwing does some more dramatic cape-swishing, turns around and... slams into the door. He struggles with it for a few moments before someone gently points out that he has to pull and not push it. He mutters a thanks, gets the door open and then casually strolls out to adventure!]