The pink cat seen here might be a nod to the inspector's fellow cast mate, Pinky the Pink Panther.
The inspector shouts "Sacroiliac!" which is a pun on the more common French oath "Sacre Bleu!"
The title could be a play on doggie bags, or of a dog. (Bowser) bagging a criminal.
Widespread canine members of first responder teams were a newly emerging practice at the time of this short, though dogs had been used by the military and law enforcement for decades. A new type of canine, the drug sniffing dog, was also being introduced. These superhero pups were seen in films of the era, as shown here.