Don't overthink it. Don't be petty.
If someone has been nagging you about the same thing over and over like...
"You already have 6 different types of flour, why don't you use the ones you have before buying another one?"
Short answer, "Don't wreck your head over it".
Screw your head on, get your shit together. Stop acting like an idiot and grow up.
“You really need to screw your head on.”
A threat basically meaning that the recipient is in very serious trouble if certain conditions are met.
If I find out you're lying to me, then by God, I'll have your head!
When someone says out of line, irrational, or simply makes a joke.
To go home and rub one out so you think straight again.
Damn it! That makes no sense! Go get your head back on, man!
Insults Someone uses when he answers a question wrong
Ti Seng: So Zhong Ann what is 1 + 1?
Zhong Ann: 1258.
Ti Seng: Your Head, its 2.
Ti Seng: how the fuck did you get 1258
USE YOUR BRAIN YOU FUCKING CACA BEAN. OR JUST PAY ATTENTION
"Why're they calling me ugly?"
Use your fucking head