Perhaps one of the most basic and easy instruments to play, the kazoo is played simply by humming one's favorite tune into the mouthpiece. A sheet of tissue inside the instrument buzzes against its sounding holes to create a distinctive, twangy buzz. This instrument from Trophy is made of sturdy metal and is ready to play instantly.
— Three of 48 retailers said during a January 2010 survey that kazoos are their top-selling musical item.