"Hooray for Hollywood," the 1937 anthem by Johnny Mercer for the film Hollywood Hotel, says it all cinematically as dozens of star wannabes head for Hollywood in a full production booming vocal number, satirically referencing the illusionary desire to become famous actors: ♫ "Hooray for Hollywood, that screwy, bally hooey Hollywood, where any office boy or young mechanic, can be a panic, with just a good-looking pan ... " ♫ But that is...