John having a fight with Sherlock and going to a pub. A few pints later he notices a woman at the bar and starts chatting her up. She doesn’t say much, but they end up going back to the restroom. It’s only when he kissed her that he realizes it’s Sherlock in disguise. Deciding he doesn’t care he kisses her again, making promises about taking her home. She kisses him back and suggests her flat is closer and leads John back to Baker Street for a wild night he never expected.