Love them or love to hate them, embrace the glitter (however scratchy it may be) or deny the lure of those toe-tapping tunes - movie musicals have a storied - and serenaded - place in American popular culture.
Richard Barrios worked in the music and film industries before turning to film history with his award-winning book, A Song in the Dark: The Birth of the Musical Film. His encore to that book is the new book, Dangerous Rhythm: Why Movie Musicals Matter.
Originally aired 6/26/14.