One of soundtrack composer John Williams’s great masterstrokes with the Steven Spielberg-directed “Jaws” (1975) was crafting a musical theme with just two notes, E and F. Recognizable the world over, that half-step interval instantly causes tension knowing that the monster great white shark is nearby. In fact, it’s arguably the first thoroughly-modern score, said Emil de Cou, who will conduct the National Symphony Orchestra

Most people probably know Buddy Holly but not a single member of his backup band, the Crickets. Backup bands and other support acts make the stars possible, and seldom—if ever—get the recognition they deserve. Teen a Go Go goes behind the scenes to bring some of these unsung heroes into the light. Delving deep into the Sixties’ music scene of Ft. Worth, the documentary includes a plethora of Texas musicians—almost none of them known