John Davidson From Prime-Time to Club Sandwich – The Reinvention of a Variety Icon By Ronald Sklar For decades, John Davidson was all that and a jar of Miracle Whip – a Broadway lead, a smiling television host, and one of Johnny Carson’s most trusted guest substitutes. Today, at 84, he has reinvented his career far from Hollywood, performing in a charming converted barn in rural New Hampshire. His self-created venue, the aptly named Club Sandwich, is everything Davidson has