OH MY GOSH when I get a cat I HAVE to do this! It would be SO funny for a guest to go to use the bathroom, but the cat is using it! But like its still so awesome that the cat just uses the toilet. I wonder if you could train it to flush, too.
DIY Recycled Cardboard Kitty Pad -- hmm, dad will be moving soon and I know we had one cat that loved this type of thing, really awesome! (plus all those boxes at work! get some yourself some pawtastic adorable cat apparel!