when motion pictures became popular, short films were shown at the end of programs. But soon the movies became more popular than the live acts. buy the 1920s, when movie had sound, the live acts were fading from the bill. many famous vaudeville perfromers became movie, radio,and television stars. such as judy garland (who was one of the gumm sisters)george burns,jack benny,bob hope, and w.c.fields.