Bitchy old lady – “Your mother was a kind, loving woman. You really missed out by not speaking to her for 20 years. I think you’re terrible for abandoning such a lovely lady. How could you do that? Your own mother for gosh sakes!”
Me – “Listen lady, I didn’t speak to my own mother for 20 years, what makes you think I’ll spend 20 seconds speaking to you?”
Exit left.