Last week, we introduced you to Billy Grave, the man behind Gravys Drop. Not only does Billy make some kick-ass rock and roll, he also teaches kids how to make music with his after-school program Three O'Clock Rock. He recently began a songwriting class for kids aged 8-12 that just completed its first session, and Grave says the session resulted in "a song about dinosaurs in outer space." This Sunday, Grave will be showcasing some of the bands he's taught at the Telegraph Street Fair in Berkeley. Highlights include a The Who tribute band that played at 924 Gillman with [...]