No I haven't, and don't even bother with the *sniff sniff* jokes either! My Mum can't resist taking the p out of his name, I named him after Coke the drink not Coke the drug!
I think it's a nice name and was'nt going to make any drugs reference.
I was going to say that your cat may be in breach of copyright laws as he's named after a registered trade mark.
unless you were thinking of one of those quicksave brand cokes