"I have not felt that I have been free to conduct my career in a way that I am comfortable with," he says in a statement
Bon Jovi, Phillip Phillips perform on first results show of the season
Band writes 'Sun Blows Up Today' for a Hyundai commercial
Plus: Christina Aguilera's 'Lotus' tanks, Black Friday is here
'American Idol' winner takes charge on 'The World From the Side of the Moon'
See how artists are giving back to damaged areas in New York and New Jersey
Plus: 'Idol' champ Phillip Phillips finds Olympic glory
Plus: Phillip Phillips is no Kelly Clarkson
'American Idol' winner had a six-and-a-half hour operation
Season 11 winner battled kidney problems throughout the competition
'I'm not trying to do something too mainstream or not me'
Looking back on Season 11, from Zeppelin covers to Lambert appearances
Becomes the show's fifth consecutive male champion
Final three cover Jackson 5, Bob Seger, Aerosmith