The âCalifornia Gurlsâ singer Katy Perry and her husband Russell Brand own three moggies, Kitty Purry, Morrissey - who gets his moniker from the former Smiths frontman of the same name â and Krusty, which is a combination of the pop star's name and the comedian's nickname âRustyâ, and admits she loves her feline friends as much as anything else in her life.