[That pout is simply adorable, and Jack won't even try to fight it this time, he just leans it and quickly pecks Hiccup's lips. He stays close like that afterward, whispering when he talks again.]

And they were right, you know. I only pretend to be a prince. I'm actually a thief, who is kidnapping you and dragging you to his hidden hideout to steal your innocence.

[He's so caught up in the joke that he doesn't realize what he's saying until it's too late. Red as a tomato, he takes a step back, looking to his side and clearing his voice. It's not as if he hadn't dreamed about that stuff, but it's a little too soon to bring it up, and in public of all places.]

I mean... we can do whatever you wanna do, no need to be nervous. I'll teach you. [That actually sounds worse, doesn't it? Jack groans and facepalms, then decides he's had enough and starts dragging Hiccup inside the mall.] Never mind. Please forget I said anything. Let's have some fun, alright?

[If Hiccup was surprised by the doors, let's see how he reacts when he sees muggles have moving stairs too.]