Sienna Miller’s Top 5 Style Rules

[tiImage width=”300″ height=”400″ url=”http://img2.timeinc.net/instyle/images/2010/wrn/122810-Sienna-Lead-300.jpg” credit=”Juan Rico/Fame” align=”left” border=”1″ alt=””]Happy birthday, Sienna Miller! In honor of the trendsetting actress’s 29th birthday today, we took a look back at her style to pinpoint her top five style rules. Who can’t learn a thing or two from this red carpet master? Click through to see Sienna Miller’s top go-to styles. Plus: Tell us what you think of her style in the comments!

See the Kardashian Christmas Card, DvF's Wrap Dress Inspiration, and More!

[tiImage width=”300″ height=”400″ url=”http://img2.timeinc.net/instyle/images/2010/wrn/121610-LTL-300.jpg” credit=”Courtesy of Celebuzz; Courtesy of DVF; Courtesy of the New York Times; Jeff Kravitz/FilmMagic; Sylvain Gaboury/PatrickMcMullan.com/Sipa” align=”right” border=”1″ alt=””]1. The Kardashian-Jenner family’s annual, er, Khristmas card is over-the-top this year, just like them. [CNN]

2. Diane von Furstenberg says that Richard Nixon’s daughter, Julie, inspired her famous wrap dress. [Fashionista]

3. “Dry brushing” is the latest form of exfoliation used in spas everywhere. Sound soothing to you? [NY Times]

4. Mindy Kaling on liking fashion as a comedy writer: “If you wear shoes with a two-inch heel, people ask, ‘Where are you going?’” Hi-lar.[WWD]

5. This video shows everything about the costumes and makeup behind Black Swan. Gripping, we tell you! [Grazia]

6. Surprise! Martha Stewart and designer Vera Wang stopped by White Castle in New York. Yes, that White Castle. [Elle]