A Gramatik presale passcode is now available: During this presale YOU WILL have the opportunity to purchase great concert tickets before they go on sale! presale password for Gramatik tickets in Chicago - IL (Riviera Theatre) You might never have another opportunity to see Gramatik’s show in Chicago.
Gramatik concert info:

Gramatik
Riviera Theatre
Chicago, IL
Sat, Feb 23, 2013

Onsale to General Public
Start: Fri, 01/11/13 12:00 PM CST

Presale
Start: Thu, 01/10/13 10:00 AM CST
End: Thu, 01/10/13 10:00 PM CST

You can use this presale passcodes and information to buy your tickets:

Here is a tip you can use: If concert tickets are not available exactly when the presale starts, keep trying! Livenation might say there are no tickets available, but if you keep trying for half an hour, or even an hour you might be surprised at what suddenly appears!