Green Day is an American punk rock band formed in 1987. The band consists of lead vocalist and guitarist Billie Joe Armstrong, bassist and backing vocalist Mike Dirnt, drummer Tré Cool and guitarist and backing vocalist Jason White, who became a full member after playing in the band as a session and touring guitarist for 13 years. Cool replaced former drummer John Kiffmeyer in 1990, prior to the recording of the band’s second studio album, Kerplunk (1992).
They are one of the world’s best-selling groups of all time, having sold over 75 million albums worldwide. The group has won five Grammy Awards: Best Alternative Album for Dookie, Best Rock Album for American Idiot, Record of the Year for “Boulevard of Broken Dreams”, Best Rock Album for the second time for 21st Century Breakdown and Best Musical Show Album for American Idiot: The Original Broadway Cast Recording. In 2010, a stage adaptation of American Idiot debuted on Broadway. The musical was nominated for several Tony Awards, including Best Musical and Best Scenic Design.