and mythological monsters. The horror films (or monster movies) included many cult classics, such as Dracula, Frankenstein, The Mummy, Dr. Jekyll and Mr. Hyde, King Kong, The Hunchback of Notre Dame, and other films about wax museums, vampires, and zombies, leading to the 1941 film The Wolf Man. These films led to the stardom of stars such as Bela Lugosi, Lon Chaney Jr, and Boris Karloff. Recurring series and serials included The Three Stooges, Laurel and Hardy, the Marx Brothers, Tarzan, Charlie Chan and Our Gang. In 1930, Howard Hughes produces Hell's Angels, the first movie blockbuster to be produced outside of a professional studio, independently, and at the time the most expensive movie ever made, costing roughly 4 million dollars and taking four years to make. Highest-grossing films Radio Radio becomes dominant mass media in industrial nations, serving as a way for citizens to listen to music and get news- providing rapid reporting on current events. October 30, 1938 – Orson Welles' radio adaptation of The War of the Worlds is broadcast, causing panic in various parts of the United States. Music "Swing" music starts becoming popular from 1933, the dawn of the Swing era. It gradually replaces the sweet form of Jazz that had been popular for the first half of the decade. "Delta Blues" music, the first recorded in the late 1920s, was expanded by Robert Johnson and Skip James, two of the most important and influential acts of "Blues" genre. Django Reinhardt and Stéphane Grappelli led the development of Gypsy jazz. Sergei Rachmaninoff composed Rhapsody on a Theme of Paganini in 1934. Charlie Christian becomes the first electric guitarist to be in a multiracial band with Benny Goodman and Lionel Hampton in 1939. The most popular music of each year was as follows: 1930: Body and Soul (music by Johnny Green, lyrics by Edward Heyman, Robert Sour and Frank Eyton) 1931: Life Is Just a Bowl of Cherries (music by Ray Henderson, lyrics by Lew Brown) 1932: Night and Day (Cole Porter) 1933: It’s Only a Paper Moon (music by Harold Arlen, lyrics by Yip Harburg and Billy Rose) 1934: Blue Moon (written by Richard Rodgers and Lorenz Hart) 1935: Begin the Beguine (Cole Porter) 1936: I'm an Old Cowhand (written by Johnny Mercer, sung by Bing Crosby) 1937: A Foggy Day (composed by George Gershwin, with lyrics by Ira Gershwin) 1938: Chiquita Banana 1939: All