to drive someone wild
Fiil
to ... one's head off
Fiil
to be working like the devil
Fiil
to work like a nailer
Fiil
to work with all one's might
Fiil
to fling oneself about like a madman
Fiil
to be out of one's mind
Fiil
to be certified insane
Fiil
to be declared a fool
Fiil