“In Bye Bye Birdie, the 1960 musical about the coming of rock and roll to small-town America, the members of an Ohio family sing a song called “Hymn for a Sunday Evening” in which they tell of their abiding love for The Ed Sullivan Show, the Sunday-night TV variety show on which they are about to appear with Conrad Birdie, an Elvis Presley-like pop idol: “How could any family be/Half as fortunate as we?/We’ll be coast to coast/With our favorite host.” But while most people who see Bye Bye Birdie today know that Sullivan, unlike Birdie, was a real person and that Elvis Presley’s 1956 performances on his program were a watershed moment in the singer’s early career, the larger point of the song is lost on younger viewers, few of whom are aware of how central a role The Ed Sullivan Show once played in American culture…”