WiseGuys has the John Butler Trio presale code: This is your best chance to buy John Butler Trio show tickets before the general public. 
You might not get another opportunity to see John Butler Trio’s show in Jim Thorpe.
Here are all the John Butler Trio show details:
John Butler Trio
Penn’s Peak
Jim Thorpe, PA
Wed, Aug 23, 2017 08:00 PM
Onsale to General Public
Start: Fri, 04/07/17 12:00 PM EDT
End: Wed, 08/23/17 08:00 PM EDT
Spotify Presale
Start: Thu, 04/06/17 10:00 AM EDT
End: Thu, 04/06/17 10:00 PM EDT
You can use this presale passwords and information to purchase tickets:
Presale password for John Butler Trio at Penn’s Peak in Jim Thorpe Aug 23, 2017 - click for more info