"Confusing a dead dog" actually applies to the technique the criminal mastermind used to smuggle drugs into the country of Translyvania, the police's sniffer dogs were replaced with reanimated (dead) dogs most of whose noses had fallen off, while walking through customs he uttered the phrase "It's like confusing a dead dog" much to his own ammusement while the police looked on in bemusement.
But what the heck is a Bohemian Windy Jack?