Sound film
The primary steps in the commercialization of sound cinema were taken in the mid- to late 1920s. At first, the sound films which included synchronized dialogue, known as "talking pictures", or "talkies", were exclusively shorts. The earliest feature-length movies with recorded sound included only music and effects. The first feature film originally presented as a talkie was "The Jazz Singer", released in October 1927. A major hit, it was made with Vitaphone, which was at the time the leading brand of sound-on-disc technology. Sound-on-film, however, would soon become the standard for talking pictures.
Sound film
One of the first commercial films to take full advantage of the new opportunities provided by recorded sound was "Le Million", directed by René Clair and produced by Tobis's French division. Premiering in Paris in April 1931 and New York a month later, the picture was both a critical and popular success. A musical comedy with a barebones plot, it is memorable for its formal accomplishments, in particular, its emphatically artificial treatment of sound. As described by scholar Donald Crafton,