Beckett Rex Leaving ‘American Idol’ Why Did Top 26 Finalist Quit is the beloved singer who engrossed millions of followers with his impressive talent on the popular singing competition. Beckett glamoured viewers across the nation with his riveting voice and alluring stage presence. His decision to depart American Idol astounded the entire audience, leaving his supporters devastated. However, Idol will always be
remembered as an inspiration in the history of the renowned singing competition.