Jilted lover told my friends that I have a micro-penis and was bad in bed – I feel so humiliated

DEAR DEIDRE: WHEN I walked into the pub, my mates all laughed at me because a woman I’d had sex with told them all that I was rubbish in bed. I met her in the same pub the week before. I go there every Saturday with my friends to watch football on TV. I’m 26…