Kara Elizabeth DioGuardi (born December 9, 1970) is an American singer-songwriter, record producer, music publisher, A&R executive, composer and TV personality.
Work with Katy Perry
She worked with Katy Perry on the following songs:
Songs from (A) Katy Perry (2005):
- "Hook Up" (Later given to Kelly Clarkson for All I Ever Wanted)
Songs currently unreleased: