When someone gets really drunk to the point of not remembering anything and wakes up the next morning with a dismembered animal limb protruding from their rectum.
A situation where your wingman, in the act of intoxication fails to protect you. The next morning you awake to realize that you have engaged in a sexual act with a large, hairy, animal-likecreature resembling the famed Wildebeest.
Pajama casual is a term used when working from home and preparing for a video conference. All business above the waist and your pajama pants down below.