About this "The Simpsons" episode:

The Simpsons - The Springfield Connection is the 23rd episode of season 6 and number 126 overall in the series.
After he cons Homer, Marge chases down Snake, and gets him arrested. Finding the experience exhilarating, Marge enrolls in the police force. After passing the training course, Marge begins fighting crime. Initially Homer finds that being a "cop-husband" is good, but changes his mind when Marge arrests him for illegal parking and stealing her police hat. After he is released, Homer finds a jean-counterfeiting operation in his garage, led by Herman. As the group prepares to kill Homer, Marge saves him. Herman escapes and takes Homer hostage in Bart's treehouse. Marge rescues him again, and Herman falls to the ground and is apprehended. After finding that the rest of the force is corrupt, Marge resigns.