Rock School is a musical company that provide pieces and notes/tabs to be played in exams, you can recieve grades in the exams. They provide music and exams for most instruments including singing.
These are photos from concerts where Rock School played, so they may be of other bands that played the concert as well.
Orestea / Rock School / Masters Of The Rebellion / Sondura Aug 18, 2011 Paignton, England, United Kingdom Uploaded by Josh King