She said she felt "normal girls" could relate to the song because of the "petty stuff" that occurs in schools.

"It was just petty stuff and we tried not to worry about it."

Then, Brooks added: "Some of this is really petty stuff, but it's true.

The file itself was petty stuff.

Nothing serious, you understand, but irritating, petty stuff.

Such behavior is not "petty stuff" in my book.

"Watching film in the meetings, I would get criticized more for petty stuff."

But all they seem to care about is petty stuff.

"Police, they rather bother with the small, petty stuff, things like running up on two kids arguing in the street and not stop somebody selling drugs," he said.

They complain of a "guilty-until-proved-innocent" disciplinary system in which employees are suspended without pay for "petty stuff."