Rock and roll's part in bringing down the Berlin Wall and smashing the Iron Curtain is told from the perspective of rockers who played at the time, on both sides of the Wall, and from survivors of the communist regimes who recall the lifeline that rock music provided them.
Hear 'n Aid was a one-time collaboration of various individual hard rock and heavy metal artists in 1985 to raise money for famine relief in Africa. According to Ronnie James Dio's MySpace profile, the project raised $1 million within a year.