The Joker turns his head to continue browsing the landscape, and does the smallest double take at sight of the green paisley light. He claps his hands in delight, still clutching the toolbox, and speaks out loud to no-one in particular. "Ah ha, see? There, right there! There IS something different about this town, there is, yes indeed. I TOLD you it was interesting." He takes the last few steps and pushes open the door to his flat, swinging only far enough inside to place the box on the floor before re-closing the door and turning to head back down the stairs and into the alley.