Cellar Beware Duckman: Private Dick/Family Man : Season 1 Episode 10

Bernice decides they're going to act together as a family. For their first activity together, she invites the neighbors over for the monthly meeting of the block association. When a home security expert shows up, his pitch gets Duckman to buy the most elaborate security system, the ""Interlopen Fuhrer 2000,"" which of course doesn't do the job and then Duckman fixes it...