[Staring at. Flat and so unamused by you laughing at him. He snarls darkly.]
Look. [Very stern, pointed and with a sharp edge.] These idiots left their stuff unguarded while they went off to prance around at some shitty prom and live out their pointless fantasies. I was proving they shouldn't be so fucking stupid.
And I'm really getting sick of people underestimating me. [He was dangerous, this wasn't a joke.]
I could have done plenty worse but I chose not to.