tender. >> well, at first he really does not want you to put them on here. he is being very, very good today. once he has them on, he is just happy as a clam to go out and run around. >> reporter: derby now wears them two to three hours a day and can go about a mile. his owners hope he'll be an inspiration to others with disabled pets. his facebook page attracts dogs with similar problems like wolfie and mabel. there are even plans afoot to turn derby into an action figure. no, we're not pulling your leg. what do you call them? >> we kind of call them his shoes. come put your shoes on. >> reporter: if only other disabled dogs could learn to walk in his shoes. jeanne moos, cnn, new york. >> how about that for innovation? go, derby, go. you're watching cnn live coverage. my colleague errol barnett is back with me in the next hour. coming up, we'll look at how hollywood is reacting to sony's decision to pull the release of the film "the interview."