Betty White turns 99: a look back(22 images)

Left to right, cast members Betty White, Bea Arthur and Rue McClanahan of "The Golden Girls" are on hand to sign copies of the show's new DVD of their third season at a bookstore in New York City on November 22, 2005. White is the only surviving "Golden Girl." Photo by Monika Graff/UPI

White (L) and Mary Tyler Moore present the award for Outstanding Comedy Series at the Primetime Emmy Awards in Los Angeles on September 21, 2008. Moore died on January 25, 2017. Photo by Jim Ruymen/UPI

White was nominated for Outstanding Guest Actress in a Comedy Series for "My Name is Earl" for playing "Crazy Witch Lady" at the Creative Arts Emmy Awards in Los Angeles on September 12, 2009. Photo by Jim Ruymen/UPI

White appears backstage with her Lifetime Achievement Award at the Screen Actors Guild Awards in Los Angeles on January 23, 2010. Photo by Jim Ruymen/UPI

White arrives at Time Magazine's 100 Most Influential People Gala in New York City on May 4, 2010. Photo by John Angelillo/UPI

Jon Hamm (L) of "Mad Men" and White announce Eric Stonestreet as the winner for Outstanding Supporting Actor in a Comedy Series for "Modern Family" during the Primetime Emmy Awards in Los Angeles on August 29, 2010. Photo by Jim Ruymen/UPI

Cast member White, attends the premiere of "You Again" at the El Capitan Theatre in Los Angeles on September 22, 2010. Photo by Jim Ruymen/UPI