The local park is having a special "Pet Day", where the people vie for the "Best Pet" award by showing off their pets, and their abilities. Participating in the contest are Spike & Fifi's puppies, Spiffy and Sparky / Pepper; plus Angelica's cat, Susie; and Susie's new pet gerbil, Herbie. However, tensions are mounted when the participants' owners feud over how their pet (thetvdb.com)