I'd rather scrape my balls with a cheese grater
A super gross way to say something is the worst; usually said when your friend picks a place that smells like a dead raccoon.
I’d rather scrape my balls with a cheese grater than eat at that greasy diner.
That concert was the worst, I’d rather scrape my balls with a cheese grater.
If we go to that movie, I’m gonna scream I’d rather scrape my balls with a cheese grater.