He's got the ticket: Not all Grammy tickets are created to give equal access. Adrian Diaz is director of ticketing for the Grammy Awards and knows which ticket means you sit close to the stage and which ticket means you're stuck in the equivalent of the Grammys bleachers.
colloquialism - a colloquial expression; characteristic of spoken or written communication that seeks to imitate informal speech. firewall - (colloquial) the application of maximum thrust; he moved the throttle to the firewall.
This would be the languge, words and phrases used in casual situations by the people, as opposed to formal language.   Colloquial refers to ways things are said in a local area, that might be different to other parts. It is a local slang. An example of colloquial diction in a literary piece can be seen in Mark Twain's Huckleberry Finn, where the main characters Huck and especially Jim (the black slave) speak using slang.