Troy Billings at 6'1," 296 pounds, is standing at the edge of a subway platform seriously contemplating suicide when he meets Curt MacCrae -a sage-like, semi-homeless punk guitar genius who also happens to be a drop-out legend at Troy's school on the Lower East Side of Manhattan."I saved your life. You owe me lunch," Curt tells Troy, and Troy can't imagine refusing; after all, think of the headline: FAT KID ARGUES WITH PIECE OF TWINE.But with Curt,...