TELLING saucy jokes livens up your sex life, according to a study. Those titillated by smutty innuendo, like that from Carry On favourite Sid James, said they were more satisfied in bed.

there may be three (‘The Top 11 Binary Jokes’?)… Google also provided this variant on a theme, which I didn’t hesitate to reuse:There are only 10 types of people in the world – those who understand ...