... because I found the mouse he was playing with, and rescued it. Cat is Not Impressed at all with these unappreciative humans.
Blimey, I'd forgotten quite how fast mice move when they see the chance to make a break for it. And quite how much effort it is to move everything they hide behind - it's just lucky dh was here to grab one end of the sofa!
Poor little mousie was plonked outside to dieanyway recover.