[One hand curls into a fist. The old wrath and the fury rise in his gut, but He holds on out of force of habit. Pure, stupid habit and the binding of Chuck Shurley unraveling by the second to reveal the God beneath.]

Yeah. Blame me. I've never heard that before. [With his unclenched hand He gestures at Castiel's stressed body.] Taking out your temper tantrum on the new baby that replaced you- oh yeah, that's definitely a new one.