The "meet and greet" girl says she is 18 and shows Hawk her driver's license. However, it is shown as a standard "horizontal" driver's license. Driver's licenses for people under 21 in the State of Nevada have a vertical format.
In his quote in the end credits, Glenn Tipton's first name is misspelled as "Glen."
When boarding the bus to Los Angeles from Columbus, Ohio, mountains can be seen in the background. There are no mountains in or near central Ohio.
In the Las Vegas scenes, the venue is listed as "Garland Amphitheater." Las Vegas has no venue by this name.