Billie Joe Armstrong and Mike Dirnt are actual founders of the band Sweet Children,which we know today as Green Day.In this band play’s Billie Joe (guitar, lead vocals), Mike (bass) dirnt and drummer John Kriftmmeyer.Soon after,John Kriftmeyer decided to leave the band , so Billie and Mike recruted Tre Cool.They are playing songs by havey metal such as Ozzy Osborne and Van Halen.
…