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 Katy Perry was one of dozens of A-listers who descended on the French capital for Paris Fashion Week. And doesn't she look stunning? Her metallic gown was elegant and mature - it's a whole new look for the quirky pop star. See other celebrities taking in the shows in Paris...

There's no doubt about it - Miley Cyrus' signature tongue pose is catching on. The latest star to poke out her tongue on a red carpet is Rihanna, who posed at New York Fashion Week. See more proof that sticking out your tongue is the new celebrity craze... Rita Ora, Cara Delevingne and Iggy Azalea

Like underwear as outerwear or Lady Gaga in an outrageous outfit, camouflage is one of those fashion boomerangs that always comes back around eventually - and its latest time is NOW. Having been spied on various catwalks - for both Spring/Summer and Autumn/Winter - the trend has now trickled down to the wardrobes of the rich and famous, with style setters Sarah Jessica Parker and Rihanna spotted wearing the print. Click through the gallery above for A-list and catwalk inspiration for inspiration of how to wear camo.