I too remember Cotton. All cats are beautiful, but some have that special something and earn a very special place in our hearts. I like to say they have a direct line to God. Cotton was one of them. RIP sweet sweet baby boy
This could be an ear infection too, yes a vet visit is in order. The scratching can be a sign of ear ache not necessarily itchiness, the same for head shaking. Get well soon Genever!
Have you tried smelling the pee biscuits? Usually bacteria loaded urine has a specific smell to it. Our RB Heidi Ann battled a UTI for months and her pee stank to high heaven.
The other thing you could try if your kitties would allow it is to stimulate them to pee. This is a two people...
Laurie, I am laughing my butt off, OMG this is HILARIOUS!!!! Maybe we should have Laz come visit us so that he can knock some sense in our boys...I am sooooooo happy for you