Grutzmacher has seen 14 bands.

Band Concerts Seen
  Beyoncé 1 concert
  Bruno Mars 1 concert
  Bryan Adams 1 concert
  Drake White 1 concert
  Drake White & The Big Fire 1 concert
  Gavin DeGraw 1 concert
  Katy Perry 1 concert
  Noah Cyrus 1 concert
  Shakira 1 concert
  Shania Twain 1 concert
  The Lumineers 1 concert
  U2 1 concert
  Wes Mack 1 concert
  Zac Brown Band 1 concert