They have nerves of steal.
The pirate responds, "arrr! I've no idea, but it's drivin' me nuts!"
I think that pretty much goes without saying.
Drummers
They're both old.
Escargot stolen.
If you leave yogurt alone for 200 years it will develop its own cultures without having to resort to stealing others.
Well, alright." "Girl, I feel with my nerves."
Because they have nerves of steel
Because he has a high opinion of himself