Paris Hilton and Britney Spears in Los Angeles in September 2008. She added, "Because you're going to inspire millions of people, you're going to create a blueprint and turn your pain into your purpose and help save the lives of children, women and survivors all around the world." Hilton and Spears' relationship dates back to their early 20s — and they've spoken about their friendship numerous times over the years. That same year, Hilton told PEOPLE that she was "so proud" of Spears for "telling her story" in the memoir. Britney Spears and Paris Hilton in Los Angeles in November 2006.