FOOTBALL BRAT: volume 2 of THE BRAT TRILOGY. Sonny Madeski, almost 13, starts Central High with three aspirations: to be varsity quarterback, classroom brainiac, and Romeo or Mercutio. By Friday of the first week he's persona non grata: expelled. Why? His rap sheet identifies him as pervert, druggie, thief, and thug, among other things. It's an odd list for a kid who wants to be a saint and whose imaginary friend is St. Stanislaus Kostka. Well, he...