Glitter, glitter, everywhere! From party frocks and accessories to eye shadow and lip gloss, it seems that nothing is spared from sparkle this time of the year. While glitter can be a super-fun way to inject some glamour into your holiday outfits, the line between grown-up glimmer and fairytale princess can be a tricky one to navigate.MORE: Look Hot for the Holidays“Don’t be intimidated,” says fashion expert Mary Alice Stephenson, who has styled First Lady Michelle Obama, celebrities such as Sarah Jessica Parker and Halle Berry and whose advice has landed in the glossy pages of Vogue and Harper’s Bazaar. “I love me some sequins! Sequins can rejuvenate your wardrobe and shine up your style in a fun, feminine way no matter how old you are. To avoid looking cheap, the key is to keep it simple and sleek.”When it comes to makeup, women of any age can sprinkle some shimmer there, too, says TLC’s What Not To Wear makeup artist Carmindy. “Just make sure when using glitter in beauty products that you stick to one area of the face at a time so as not to overpower yourself,” she advises.