Ever heard of a Game Day? Hint: it's NOT what happens on Sunday during Football Season. Game Days are when you want to verify that your Runbooks and Playbooks work as intended but you don't want to break everything to do it. Teams simulate events to validate that things work the way they should and, if not, fix the process before the real thing happens. In this talk you'll learn about how to setup, run, and recover from a Game Day at your company.