I have quite the colourful vocabulary, and so this design is really close to my heart. There is something quite liberating in spouting off in deranged potty language, prompting people to say things like "Do you kiss your mother with that mouth" or "How vulgar!". It's not ladylike, but it is fun.
 
'Friday is my second favourite F word' beautifully combines this release of profanity with everyone's favourite workday.