Which Brainy Pop Star Has a Temper?

Hide your projectiles from this gal

Gawker Staff
Blind Item

Apparently she didn’t go to school for anger management, because this singer once got so pissed that she threw something at her assistant. Luckily, nothing shattered.

If you have a blind item tip, email us at tips@gawker.com. Previously: Which Star Is Terrorizing a Resort?