Kelsizzle is a name one would call a female redneck/hick that's trying too hard to fit in. Most kelsizzles pick the scene of punk and usually end up looking like the biggest poser out there.
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.
We have a Zoom meeting in a few minutes and I’ll probably go pajama casual.