, 9f / ABRIDGED VERSION FOR SCHOOL PRODUCTIONS Groups who perform for young audiences or produce musicals with young actors now have an ideal version of GREASE for their needs. Shorter and more suitable in content for teens and subteens, this abridged version retains the fun-loving spirit and immortal songs that make GREASE a favorite among rock and roll fans of all ages. Here is Rydell High's senior class of 1959: duck-tailed, hot-rodding "Burger Palace Bo