Fifty years ago a producer named Mickie Most signed five teen-aged musicians from Manchester, England to a record deal. It didn’t go unnoticed that Peter Noone, the lead singer, resembled a young John F. Kennedy. The resemblance proved more than skin-deep. Peter was talented, charming and Catholic to boot. And he, like Kennedy, spoke with an intrusive R–“Americar,” “Canadar,” “Cubar.” …