You can tell just from looking at her that this lucky girl shares genetic code with Aunt Julia Roberts — but that's not the actress's only claim to fame. This fresh face is a Young Hollywood trendsetter, boasting a fashion résumé that highlights her penchant for sweet-chic designs and some sexier fare. In honor of Emma Roberts's 21st birthday, we're zeroing in on our favorite 21 red-carpet Read more

Lauren Conrad may have been best known for her starring roles on Laguna Beach and The Hills, but she has proven herself to be quite the businesswoman as well. She has blossomed into a designer, author, fashion and beauty guru, and a true sartorial star — and to celebrate her 26th birthday today, we've put together a collection of Lauren's most stylish looks. Click through now to see them all. Read more

She dazzles just as easily in denim cutoffs as she does in Versace, and lends a signature bohemian flair to anything she puts on. And because today is Sienna Miller's birthday, there's only one way to celebrate the style star — with a fashion tribute, of course! Click through for 60 fabulous looks and red carpet moments from the boho beauty, and join us in wishing this December baby a very Read more

As the first black model to grace the covers of GQ and Sports Illustrated's Swimsuit Issue, Tyra Banks solidified her legacy early on. With countless runways, print campaigns (remember that sexy milk mustache for Got Milk?), commercials, and a turn as one of Victoria's Secret's ultra-sexy angels under her belt, there's no arguing the fact that Tyra's supermodel status is well deserved. Now, we Read more

There are two celebrity princesses celebrating a birthday today! One portrayed royalty on the silver screen, while the other went from film to the real thing — Anne Hathaway channeled a regular girl thrust into royalty in The Princess Diaries, while Grace Kelly starred in movies like Dial M For Murder, Rear Window, and To Catch a Thief before marrying Monaco's Prince Rainier III in 1956. Read more

To help celebrate the gorgeous Demi Moore's birthday — we've culled some of her best fashion moments as a tribute to her signature style. When we think of Demi (aside from the memorable Ghost flashbacks), we think of major red carpet moments; not every one is a gown, but it's her take on the cocktail dress that always wows. So, in honor of the birthday girl and her undeniable sense of chic, Read more

Katy Perry is one of our favorites to watch. Since bursting on the scene — and on all of our playlists — with "I Kissed a Girl," we knew Katy Perry wasn't just about the music. The pop star is a performer in every sense of the word. Her girlie-girl-meets-sex-kitten style has captivated us from red carpet award shows to premieres, parties, and even her playful street style. She marries her pop Read more

Love her or hate her, you can't deny that Kim Kardashian is good at what she does. She has positioned herself as a true entrepreneur and media darling and is arguably one of the most recognizable faces (and backsides) in pop culture today. Over the years, she has stayed true to her signature style and has consistently opted for fitted, cleavage-baring frocks that hit well below the knee. Kim is Read more

If you've watched The Kids Are All Right or Tim Burton's Alice in Wonderland, you'll recognize actress Mia Wasikowska's quietly beautiful face. And, if you haven't — tune in, because Mia's career shows no signs of slowing down, taking the lead in Jane Eyre, and most recently, in Gus Van Sant's Restless, for which the actress made styled appearances at both Cannes and Toronto Film Festival. Read more