for the love of Gandhi
A less dramatic version of "for the love of God". Often used in more casual situations, when you don't want to get God involved.
Person 1#: "Nancy is knocked up yet again with her 8th child,"
Person #2: "Is she Catholic?"
Person #1: "No, Atheist,"
Person #2: "(For the love of Gandhi)!"
Person #2: "Is she Catholic?"
Person #1: "No, Atheist,"
Person #2: "(For the love of Gandhi)!"