Where the hell do you get off, pal?

Meaning

A very aggressive way to confront someone who has acted with extreme arrogance or entitlement. It questions the very foundation of the person's authority or audacity.

Angry, combative

Used in a sentence

• He tried to take my parking spot after I had been waiting for ten minutes, so I asked, where the hell do you get off, pal?
• After he criticized my parenting in front of the neighbors, I snapped, where the hell do you get off, pal?
• Where the hell do you get off, pal, telling me how to run my own business?