Who was there when the Zac Brown Band brought the Great American Road Trip Tour to Pine Knob in 2014? 🎸 🎸 We’re so excited to have them back tomorrow night! #TBT #PineKnob50 To view more historical venue photos, please visit: 313presents.com/PineKnob50 📸: Chris Schwegler Presented by: @trinityhealthmi