Simon Cowell is Joined by 'American Idol' Alums at Hollywood Walk of Fame Ceremony!

Simon Cowell had tons of support at his Hollywood Walk of Fame Ceremony! The 58-year-old producer and reality competition judge was joined by some famous friends while he received his star on Wednesday afternoon (August 22) in Hollywood, Calif. PHOTOS: Check out the latest pics of Simon Cowell American Idol alums Kelly Clarkson, Adam Lambert,