Simon Bar-Sinister develops an energy ray that turns its target into a photograph. He kidnaps Sweet Polly Purebred to trap Underdog into a photograph and tear him up.
Underdog's doppelganger Tap Tap escapes from prison by impersonating Underdog. He threatens to blow up Sweet Polly Purebred if Underdog doesn't obey Tap Tap's commands.
Simon Bar-Sinister engages in a robbery spree throughout the city, turning people into snowmen. Meanwhile, Sweet Polly Purebred discovers Simon's laboratory.
O.J.Skweez, desperate for ratings, sends Sweet Polly Purebred to catch a tremendous ape, Fearo The Ferocious on camera. Shoeshine Boy accompanies Polly on the Friday The 13th.