25 Star-Tested Beauty Tips & Tricks

We got the inside scoop on Taylor Swift's stunning cat-eye, Jessica Simpson's gorgeous updo and more celeb hair and makeup looks. Check out their top get-gorgeous secrets!

  • PRETTY IN PORCELAIN photo | Anne Hathaway

Credit: Eamonn McCormack/WireImage

Updated: Tuesday Dec 13, 2011 | 06:00 AM EST By: Alex Apatoff & Zoë Ruderman

PRETTY IN PORCELAIN

Star dermatologist Marta Rendon pinpoints Anne Hathaway as the celeb whose skin is most enviable and gives her credit for appearing to be religious about sun protection. To achieve her flawless facade, adhere to a regimen with "good cleanser, good moisturizer and sunscreen like Obagi Nu-Derm Sun Shield SPF 50 in the morning," the doctor recommends. "Same in the evening, but instead of the sunscreen use a therapeutic topical product at night."