From - The Pet Peeve - Folder: Part I

A pet peeve is a minor annoyance that an individual identifies as particularly annoying to them, to a greater degree than others may find it...

Pet peeve #371
At a concert -- do not applaud in the middle of a song - its rude. It's also disruptive to the singer(s) and to all the others.

Pet peeve #197

Individuals who decide to stand and socialize in 'big traffic' areas. Like by exit doors...

Pet peeve #42

You are standing in line usually at a store, and the person behind you decides that you need to know about their life, by having a loud conversation with their friend on the cell phone...

Pet peeve #158

While at a ballet -- do not applaud in the middle of a number - its rude. It's also disruptive to the dancer(s) and to all the others. There is a reason why the performers raise their hands at the end of their number!