Drum, an instrument that provides the basic rhythm of music. Drum kits are infants of the Vaudeville era. Pecuniary and theater space considerations demanded that fewer percussionists covered more percussion parts and in 1890, experimentation with foot pedals began. The trend towards bigger drum kits in Rock music began in the 1960s and gained momentum in the 1970s. Now, drum kit are widely used in almost all the music available.