Which band-mate of Joe Perry's co-wrote "Monkey On My Back" and is known as the "Demon of Screamin"?
Monkey on My Back:  Written by lead singer Steven Tyler and lead guitarist Joe Perry, the song was released on the band's 1989 album "Pump". Steven Tyler:  He is known as the "Demon of Screamin'" due to his high screams and his wide vocal range.
i don't know