Green Day singer kicked off his performances as Big Jimmy in the Broadway musical . The ` ` ' Idiot '' musical is based off the album , which won a Grammy for Best Rock Album . ` ` He actually sang . There was choreography , and I believed his character , '' fan says .
Green Day singer kicks off eight performances as St. Jimmy in the struggling musical . The `` American Idiot '' musical is based off the album , which won a Grammy for Best Rock Album . `` He actually danced . There was choreography , and I believed his character , '' fan says .