In mid-May it invited Seacrest to sit on a closed-door panel at a three-day conference with Yahoo Chief Executive Carol Bartz and Facebook's second-in-command, Sheryl Sandberg. (He talked about using outlets like Twitter to chart trends, stay connected and gauge stars' appeal for casting purposes.) Among leaders that included Jamie Dimon (JPMorgan Chase), Warren Buffett and Bill Gates, Seacrest was the only rep from Tinseltown.