To do something so dumb, it can only be described as being "Jarett dumb".
An few examples of how to Pull an Ackey would include:
-Taking out street signs as a form of entertainment.
-Accidentally forgetting you lent out your vehicle to your father and reporting it stolen a few hours later.
-Calling for emergency first-aid because you want some Tylenol.
-Get drunk at the bar, failing to notice your boss is there as well. Call in sick hours later and get busted.
-Get drunk at the bar, failing to notice your boss is there...again. Call in sick and get busted...again.