eat shit and die
You force someone to eat poop and then you make them lose all their life energy.
My sister said I was messy. I told her, 'Eat shit and die!' and then I threw my clothes on the floor.
My mom said I was a mess. I said, 'Eat shit and die!' and then I took a nap.
My teacher said I was a troublemaker. I told her, 'Eat shit and die!' and then I laughed at her.