A cruise ship passenger has just discovered why some holidaymakers attach pineapple signs to their ... particularly an 'upside down' version, is a secret sign used by swingers to identify each ...

For the pineapple upside-down cake 200g/7oz agave nectar (light and mild), plus 4 tbsp for the base and to drizzle 1 x 425g tin pineapple slices in fruit juice, drained and patted dry with kitchen ...