In 2015 Grutzmacher saw 6 performances during 2 concerts with 6 bands at 2 venues in 1 location.

Date   Concert   Venue   Location  
Oct 11, 2015
Shania Twain / Wes Mack / Gavin DeGraw

Shania Twain - Rock This Country Tour

  Setlists
Scotiabank Arena Toronto, Ontario, Canada
Sep 03, 2015
Zac Brown Band / Drake White / Drake White & The Big Fire
  Setlists
Budweiser Stage, Ontario Place Toronto, Ontario, Canada