THEN: Brooke Shields
Brooke Shields made her film debut at the age of 11 in the 1976 horror film "Alice, Sweet Alive." She went on to gain popularity as a model and teen actress, starring in films such as "The Blue Lagoon" (pictured above), "Endless Love" and "Sahara." —XFINITY Entertainment Staff (Photo by Hulton Archive/Getty Images)
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