George Liquor (Michael Pataki) buys Ren and Stimpy (John Kricfalusi, Billy West) from a pet store and puts them on a rigorous training program; when Ren and Stimpy (John Kricfalusi, Billy West) are thrown into the pound, they start partying, until they realize what really happens if dogs aren't adopted in time.
Stinky Wizzleteats gives a brief description of what happened in part one of FIREDOGS 2. We continue with the story, showing the bachelor life with the fire chief. The chief asks Ren and Stimpy to be roommates with him. They agree. Back at his apartment, the fire chief makes Ren and Stimpy promise that when he gets old, they'll take care of him until he dies. They promise.
Ren and Stimpy enjoy a day at the beach. Ren shows his respect to the superiority of the female form, forcing Stimpy to find succor in the bosom of a large foreign huckster. Featuring: Shampoo Master, making his long-awaited debut. And don't blink or you might miss a special guest appearance by Jiminy Man.
Stimpy becomes pregnant with Ren's baby. Ren is at first disgusted with Stimpy's pregnancy. When Stimpy goes into labor, Ren is forced to start a driveby with other people on the highway. With help from the police, Ren and Stimpy successfully get to the hospital, where their child is delivered by Dr. Mr. Horse, only to learn that Stimpy was just constipated, although Dr. Mr. Horse does not have the heart to tell the anticipated "parents" this.
Introduction by Weird Al.