Columbo (character) he is visiting them. "Étude in Black" (1972) marked the first appearance of the lieutenant's basset hound, named "Dog". "Dog" came to be an occasional regular character in the films. Columbo considered names like "Fido", "Munch" and "Beethoven" but ultimately settled on "Dog". In "Sex and the Married Detective", Columbo is put on the spot when he is asked to play the tuba. Reluctantly he agrees, only to demonstrate great proficiency. He subsequently claimed that at school, the tuba was the only instrument left. In several episodes, Columbo is seen eating a breakfast of a boiled egg, usually while investigating
Breed club (dog) may be registered with breed clubs that have competition in dog shows and the breeding of showdogs and pets as their primary purposes. Most of the clubs have a closed stud book. Many dogs that are bred for show and pets are inbred, in order to make them as uniform in appearance as possible. Close inbreeding, called linebreeding, has only recently been recognised as problematic; generations of breeder manuals have recommended close inbreeding to produce a dog that is highly standardised in appearance. Today, testing for genetic defects before breeding is required by most breed clubs' code of ethics (but