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Lady Gaga brought new meaning to the term hat hair at yesterday’s Consumer Electronics Show in Las Vegas. The pop singer arrived at the Polaroid event to announce her new role as the brand’s creative director wearing a wide-brimmed hat—made of her signature platinum hair! While this isn’t the first of Lady Gaga’s hairpiece to capture our attention (we loved her hair bow!), it’s certainly the largest. We can’t wait to see what she comes up with next!

Try on Lady Gaga’s daring hairdos in our Hollywood Makeover!

We covet the sophisticated looks on Mad Men and were excited to hear that the show’s costume designer, Janie Bryant, is coming out with a book this fall. Co-written with fashion writer Monica Corcoran, the still-untitled book will offer tips on accessorizing and choosing the right silhouettes, as well as a chapter on menswear. “The book is all about creating and defining your own personal style with an emphasis on femininity and elegance,” says Corcoran. “Of course, Janie will also talk about her experiences on Mad Men and reveal some fantastic behind-the-scenes stories too.” More

We got the scoop on what Carrie Underwood envisions wearing when she marries fiance Mike Fisher. Underwood told InStyle.com exclusively: “I want it to be pretty traditional. I think I want flowers on it—not real flowers! It’ll probably be by someone I’ve worked with before,” she told us. Whatever gown she chooses, her wedding style is off to a great start thanks to Fisher’s good taste in engagement rings. “My ring is by Jonathon Arndt. I love him to death. Mike knew that by all the little boxes in my room!”

— Joyann King and Lindzi Scharf

If you’re like us, you’ve got at least three lip glosses in your handbag at any given time. But according to an article in Women’s Wear Daily, Chanel’s looking to change that. “Women seem to have forgotten how to apply lipstick. We have a whole generation of lip gloss girls,” Chanel’s global creative director for makeup Peter Philips said. His antidote? Rouge Coco, a 30 shade range of moisturizing, conditioning lipsticks to launch in March. “I want to make lipstick as easy to apply as lip gloss, and for a long-lasting formula to feel comfortable on the lips,” he said. More

Post-holiday over-indulgence can leave everyone feeling sluggish and bloated, including Hollywood celebrities! In her latest GOOP newsletter, Gwyneth Paltrow shares her secrets behind her new year’s detox plan—Organic Avenue’s LOVE cleanse! The N.Y.C. health food store, founded by Doug Evans and Denise Mari, offers four different 5-day cleanses of varying levels. “The result was pretty amazing and the juices and smoothies (esp. the coconut mylk and the cacao smoothie) were so delicious. They make a cleanse easy,” wrote Paltrow. If you aren’t in Manhattan, Mari shared at-home recipes for a DIY fast.