Garfield creator Jim Davis finds “dog semen” theory hard to swallow

There are a few precepts that are accepted as read within the Garfield universe: Garfield hates Mondays. Garfield loves lasagna. Neither Odie nor Nermal actually exist, but are rather psychic manifestations of Garfield’s subconscious fears of abandonment. And of course, in one classic strip, Garfield’s owner Jon chugs…