“Mary Kay and Johnny”: Television’s First Sitcom

Everyone has a favorite sitcom, whether it’s a current series, or one that has been among the more popular in TV history. Or, it might be a more obscure, short-lived show that despite its brief existence, still had its own charms — and laughs — to offer. But few devoted TV viewers know much about the very first American TV sitcom, Mary Kay and Johnny. It was the first original sitcom to air in prime time…