[Now that causes her smile to fade, though she looks more confused than outright worried as she immediately begins rifling through her pockets.]

I didn't really have anything on me, so it couldn't have... [Her pistol's still there, switchblade still there, nothing but lint in her pockets...

... Wait. Hold on. Now that he mentions it... Ellie pats herself on the chest a few times, then pulls back her shirt's collar a bit and--]

Oh fuck no! [She sounds angry. Not just the annoyance she was feeling earlier, but full-on anger now.] It had no right to take that so it better give it back before I find enough crap to build a bomb and start blowing the walls down!