Gregory has seen 1676 bands. (Page 67)

Band Concerts Seen
  Wing Attack Plan R 1 concert
  Witchgrinder 1 concert
  Wizzard Sleeve 1 concert
  WLSN 1 concert
  Wolfmother 1 concert
  Wonder Boy 1 concert
  Wreckless Eric 1 concert
  Wu-Tang Clan 1 concert
  X 1 concert
  Xerox 1 concert
  Xilch 1 concert
  Yard Duty 1 concert
  Yelka 1 concert
  Young Heirlooms 1 concert
  Young Husband 1 concert
  YOUNG MONKS 1 concert
  Youth Group 1 concert
  Y Street 1 concert
  Yura 1 concert
  Yves Klein Blue 1 concert
  Zak Olsen 1 concert
  Zerodent 1 concert
  Zombeaches 1 concert
  zond 1 concert
  Zoned Out 1 concert