The little pieces of crap you discover between your buttcheeks when you go to have a shower or bath.
"Damn, grumblebunnies again! I thought I wiped myself good!" , "Um, no thanks, there are grumblebunnies present!", "Shut up, or I'll smack the grumblebunnies out of yo' nasty mouth!", "Grumblebunnies, ewww!""
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.