Efron cozies up to a pet pooch in Aspen, Colo. Plus: Britney Spears, Mariah Carey, Heidi Klum and more


New glasses? Britney Spears stays buttoned up (and well-accessorized) after touching down Monday at New York's John F. Kennedy International Airport. The pop singer recently launched "Bulls#it Alerts" on her Web site to give fans "the inside scoop" on her life.