WiseGuys has the George Lopez presale code: For a very short time you can acquire your very own tickets before they go on sale. 
Don’t miss this great chance to see George Lopez’s concert in Upper Darby.
George Lopez show details:
George Lopez
Tower Theatre
Upper Darby, PA
Sat, Dec 2, 2017 08:00 PM
Onsale to General Public
Start: Fri, 10/06/17 10:00 AM EDT
End: Sat, 12/02/17 08:00 PM EST
Live Nation Presale
Start: Thu, 10/05/17 10:00 AM EDT
End: Thu, 10/05/17 10:00 PM EDT
Live Nation Mobile App Presale
Start: Thu, 10/05/17 10:00 AM EDT
End: Thu, 10/05/17 10:00 PM EDT
You can use the following presale passwords and information to get tickets:
Presale password for George Lopez in Upper Darby, PA Dec 02, 2017 - click for more info