Ahead of the 23rd season of "American Idol," it's time to look back on previous winners and see how many actually became ...

and Elliott Yamin all achieved chart success. David Cook won the battle of the Davids during season seven in 2008. Cook bested David Archuleta to become the seventh "American Idol" champ.

Baylee Littrell, the son of Backstreet Boys member Brian Littrell, was joined by his father during his American Idol audition.