She won American Idol in 2005 and has gone on to become the show's most successful alum ever as well as one of the most famous singer.
Kelly Clarkson was the first winner of American Idol in 2002 and she has released seven studio albums..
Jordin Sparks won American Idol in 2007 and was the youngest winner in the history of the series. She released a pair of albums.
Cook won American Idol in 2008 and had a successful self-titled debut album on RCA Records which reached on the Billboard 200 chart.
The 2012 winner of American Idol is so nice that his parents named him twice. His debut album The World from the Side of the Moon.
Fantasia won American Idol in 2004 and has since released four studio albums. The singer is also an actress.
Ruben Studdard is an American singer and actor, he won the second season of American Idol in 2003, beating out the popular Clay Aiken.
Scotty McCreery won the 10th season of American Idol in 2011. He was the youngest male singer to win the reality series.
Allen was the winner of American Idol in 2009 when he defeated Adam Lambert in an upset. His self-titled album on Jive Records did well.
Hicks won American Idol in 2006 and has released three studio albums. He took up a residency in Las Vegas, first at Bally's.