Gengger has seen 10 bands.

Band Concerts Seen
  Bobby “Blue” Bland 1 concert
  "Dallas Blues Festival" 1 concert
  Floyd Taylor 1 concert
  Latimore 1 concert
  Marvin Sease 1 concert
  Mel Waiters 1 concert
  Shirley Brown 1 concert
  SIR CHARLES JONES 1 concert
  Theodis Ealey 1 concert
  Willie Clayton 1 concert