Why the fuck is KSI teaching me how to texture in Blender???

I was watching a video when

Playing Secret of the Mimic gang

Me thinking I'm nonchalant and shi even tho I know damn well my autistic ahh brain has the entire picture perfect Five Nights at Freddy's 1 trailer playing on repeat:

#PrideArt

My greatest creation yet, nothing will top this masterpiece

THE ONE YOU SHOULDN'T HAVE KILLED

Golden Freddy Render

One of the stars of the animation - Burnt Springtrap (Precursor to Scraptrap

"Bazinga!" Ass Freddy

lol

Can some please tell me why his rig does this and how to fix it?