I've always liked the expression "How nice for you!" but I heard a better one on Quora:
This British lady was walking in a questionable part of NYC, and a guy came up and said, "I've got meth! I've got cocaine! I've got [list of other illegal substances]!"
She said with full British accent, "Who's a lucky boy, then?"
This British lady was walking in a questionable part of NYC, and a guy came up and said, "I've got meth! I've got cocaine! I've got [list of other illegal substances]!"
She said with full British accent, "Who's a lucky boy, then?"