'American Idol' Reveals Guest Judges Filling in for Katy Perry and Lionel Richie Amid Coronation Duties

Alanis Morissette & Ed Sheeran To Guest Judge On ‘American Idol’

American Idol fans SLAM judges for lack of constructive criticism

Jeff Bezos and Lauren Sanchez party with A-list stars including Oprah Winfrey and Katy Perry