Best plan ever to have sex with a friend’s girlfriend, in 17 steps.

Step Eight: When she asks you what’s happened you should ignore her questions. Instead you must act confused and ask the date. If it’s September 15th she will say ‘September 15th’ to which you must reply ‘No, what year is it?’

Step Nine: Upon hearing the year say the words ‘It worked.’ Pretend to lose consciousness again for a few seconds, implying that whatever it is that has worked took a great effort.