Kara DioGuardi Bio
Kara DioGuardi is the fourth judge on American Idol. She is also a very talented singer-songwriter and record producer.
Kara writes mostly pop-rock and dance music.
Kara has worked with Ashlee Simpson, David Archuleta, Kelly Clarkson, Carrie Underwood, Demi Lovato, Miley Cyrus, Cobra Starship, and Paula Abdul, and Ashley Tisdale.
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