"Teenage angst hit me early, and in the 4th grade @metallica became my soundtrack to life. Lars & crew gave me solace & heart & rage & poetry. And tonight I screamed along to every song from their soundbooth, and life came full circle in a way that words cannot explain." Actress Sophia Bush lived out her musical dreams as she watched her number one band Metallica perform at the Lollapalooza festival in Chicago, Illinois over the weekend (01-02Aug15).