"I can barely remember what happened then. Shit, eidetic memory's drowning out my human memories, you didn't tell me that!" He growls. How dare she hide this from him! He could've- done something, written stuff down, now he won't remember, what if he's forgotten, it's her fault, he should hurt her for it-

Nope. Nnnnoooope, he should not. He cuts the growl short, and startles himself into growling again, and then dissolves into a fit of giggles, which itself becomes loud laughter. That was hilarious!