Legendary financier Henry Kravis turns 65 today. This means he can now begin collecting full social security benefits, which he may very well need at the rate he's going. Also celebrating: Julie Chen, the Early Show co-anchor and wife of CBS chief Les Moonves, is 39. Director John Singleton is turning 41. British food critic/TV host Nigella Lawson is 49. Novelist E.L. Doctorow is 78. Trudie Styler, the wife of Sting, is 55. Actress Joey Lauren Adams is turning 41. And volleyball star-turned-model Gabrielle Reece is 39.