Girls Rock Philly, the non-profit organization that has been empowering young women of the Philadelphia region through music education since 2006, has a lot to celebrate with the release of their 3rd annual camper compilation CD & DVD. And that’s why they’ll be partying down in style today by taking over Johnny Brenda’s for an afternoon of music from four acts made up of their camper. The ladies will also be having a special raffle where they’ll be giving away GRP gear signed by famous musicians, throwing a bake sale, and a whole lot more. So head on over to JB’s and get ready to learn more about a good cause! Johnny Brenda’s, 1201 N. Frankford Ave., 12pm, $5 (Free for children 5 & under), All Ages – Bill McThrill