PopStar Guitar takes the player on a musical journey that starts with forming a garage band to playing at 25 unique venues and eventually performing in the worldwide "Battle of the Bands" contest. Twelve playable characters are featured in the game and can be customized to give the band its own unique look. PopStar Guitar features over 50 pop songs, including several masters performed by the original artists. The game also features a single player Career Mode and two-player Co-operative Mode, along with single player and multi-player mini-games.