For heaven's sake
Meaning: something you say when you are angry about something, a mild oath of surprise, exasperation, annoyance, frustration, or anger (for God's / goodness / heaven's, etc sake)
Example: For heaven's sake! I haven't seen you in years! Would you let me finish my story, for heaven's sake? Oh for heaven's sake, I just had the car fixed and now you've put a dent in it!
Example: For heaven's sake! I haven't seen you in years! Would you let me finish my story, for heaven's sake? Oh for heaven's sake, I just had the car fixed and now you've put a dent in it!