Neil Patrick Harris signs on to guest judge 'American Idol'
Fox confirmed that Harris, who will host the Emmys next month and stars in "How I Met Your Mother," sat at the judges' table to help weigh in on the singers during today's Dallas auditions.
He joins a guest judge lineup that includes Victoria Beckham, Mary J. Blige, Shania Twain, Joe Jonas and Kelly Clarkson.
-- Denise Martin
Photo credit: Associated Press