[Nick's smirk pretty much immediately fades, at Judy's words. Replaced with a look of confusion, that soon shifts to exasperation.]

Get us out of here? And how do you plan on doing that, huh?

[He gestures towards the walls with one of his paws as he speaks.]

There aren't any windows or doors, and you might be pretty small Fluff but I doubt even you could fit in the vents.