VIDEO : James Hetfield, Sammy Hagar Headline San Francisco's Acoustic-4-A-Cure Event

Sammy Hagar and Metallica's James Hetfield will headline their second annual Acoustic-4-A-Cure event at San Francisco's the Masonic on May 15th. Alice in Chains' Jerry Cantrell, Train's Pat Monahan, Linda Perry and Hagar's fellow Chickenfoot members guitarist Joe Satriani and Red Hot Chili Peppers drummer Chad Smith will join the Bay Area-based music legends. All proceeds from the event will be used to fund children's brain tumor research at UCSF Benioff Children's Hospital.??