If you want to try the nostalgic look for yourself, here are 12 swoon-worthy examples of the smiley face nail art trend that are equal parts joyful and chic. Go for a minimalist take on the trend ...

An original Harvey Ball smiley face (image: The World Smiley Foundation) In the 1994 Robert Zemeckis film, Forrest Gump stumbles into the history books as he runs across the country. At one point ...