Auditions continue in Los Angeles; Louisville; New York; and Coeur d'Alene, Idaho. Included: the story of a girl reuniting with her egg donor; a performance that Katy Perry shares as one of her favorite voices she has ever heard; and an audition that makes Luke Bryan drop to the floor.

American Idol heads to the heart of Los Angeles for its renowned Hollywood Week rounds, as the search for America's next superstar continues.