Katie Mostowski has seen 8 bands.

Band Concerts Seen
  Death Cab for Cutie 7 concerts
  Benjamin Gibbard 1 concert
  Ben Kweller 1 concert
  Charly Bliss 1 concert
  Julien Baker 1 concert
  So Many Dynamos 1 concert
  The Postal Service 1 concert
  Warpaint 1 concert