Maybe it's the fact that this person is so obviously antagonistic, but it's a little like something in Lysander snaps, and he's finally allowed to say what he really thinks of this party. Not that he wouldn't anyway, but extra.

Meaning, basically, he does turn, finally. " You know? No. We literally all consented to be kidnapped and now we're frolicking with rabbits among probably salmonella refreshments, so I could be having a better time, all in all."