Paperlink Fire Extinguisher Birthday Card Part of The Bottomline range by Paperlink Cards , this hilarious birthday card is perfect for anyone with a saucy sense of humour. The front of the card features a comical illustration of a lady visiting a sex shop as she talks to the shop assistant about purchasing a toy. Lady: ‘OOOH WOW! I’LL TAKE THAT ONE, PLEASE!’ Shop Assistant: ‘THAT, MADAM, IS THE FIRE EXTINGUISHER!’ The inside of the card reads ‘Happy Birthday’, with space to personalise your own message. The card comes with a lime-green envelope for sending.