LOL. I know precisely what you mean.
Unfortunately it's a frequent happening.. (and I'm 20)
I'll be in the hall getting ready, about to go out, and it's about -3 outside..
Mum: "you are going to put something warmer on aren't you??" FFS NO I'M JUST GOING TO GO AND BREEZE MY IMAGINARY BOLLOCKS OFF! For goodness sake!! Honestly..
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'I'm going inside now, like a bad boy!'