An old tune returns.?

80 years ago Roy Rogers was a big star in america playing cowboy heroes. One night he stops at the poshest hotel in New York and leaves his brand new cowboy boots outside his room for the bellboy to clean. The next morning he opens his door to collect his boots and notices a black cat with a white tail running down the corridor and that his new boots have been scuffed. Furious, he sends for the bellboy, shouts at him and tells him to go and find the cat. Two hours later the bellboy returns with a tabby cat. Roy goes beserk, throws the bellboy out of the hotel, tells him not to return untill he has found the right cat, and to sing him an apology. Six hours later the bellboy returns with a black cat with a white tail. He knocks on Roys door and as the door is openened he sings Pardonmeroyisthatthecat whochewedyournewshoe