DJ Hero primarily simulates turntablism, a musical style used by disc jockeys to create a new mashup song by incorporating one or more previously recorded songs played on record players along with sound effect generators. The game features score attack gameplay similar to the Guitar Hero games. The controller consists of a wireless deck consisting of a movable turntable that supports 3 "stream" buttons, an effects dial, a crossfader, and a "Euphoria" button; a hidden panel contains additional controller buttons to interact with the gaming console outside of the game. A portion of the controller can be detached and reattached to adapt the unit for left-handed players. Notes travel in an arc across a spinning record on screen, and the player holds down one of the 3 stream buttons to play notes; two buttons reflect the two songs used in that particular mix, and the third represents samples to add to the mix which can be adjusted with the effects dial. The player must also consta...