Popsugar Celebrity Kelly Clarkson Simon Cowell's Hollywood Star Ceremony August 2018 Kelly Clarkson and Many More Stars Support Simon Cowell at His Hollywood Star Ceremony 24 August 2018 by Kelsie Gibson First Published: 23 August 2018 Image Source: Getty / Rich Fury Simon Cowell's Hollywood Walk of Fame ceremony brought out some of music's biggest stars on Wednesday. The producer was surrounded by family, friends, and colleagues as he was honoured with a star in LA. In addition to posing with his wife Lauren Silverman, their 4-year-old son Eric, and Lauren's son Adam from her past marriage, the America's Got Talent judge had a reunion with some of his past American Idol and X-Factor contestants, including Adam Lambert, Louis Tomlinson, and Leona Lewis. Kelly Clarkson, who won the very first season of American Idol, even gave a speech during the ceremony gushing about how Simon changed her life. "I said yes right away because I was so excited to be here for this, because literally we were right here 16-years ago when this man helped change my life," the Grammy-winning singer said. Kelly also spoke to Simon's ability to find "authentic people that have a raw talent and are really themselves and that's all they really know how to be and I think that is something that should be applauded and praised, in this industry especially." How sweet! See which other musicians popped up for the star-studded ceremony ahead. Simon Cowell and Kelly Clarkson Image Source: Getty / FREDERIC J. BROWN Pictured: Simon Cowell and Celebrities 1 / 25 Simon Cowell's Son Eric Image Source: Getty / Jean Baptiste Lacroix Pictured: Simon Cowell and Eric Cowell 2 / 25 Louis Tomlinson and Simon Cowell Image Source: Getty / Jean Baptiste Lacroix Pictured: Simon Cowell 3 / 25 Simon Cowell Image Source: Getty / Rich Fury Pictured: Simon Cowell 4 / 25 Kelly Clarkson Image Source: Getty / Rich Fury Pictured: Kelly Clarkson and Simon Cowell 5 / 25 Simon Cowell and Kelly Clarkson Image Source: Getty / Rich Fury Pictured: Simon Cowell 6 / 25 Adam Lambert and Simon Cowell Image Source: Getty / Rich Fury Pictured: Simon Cowell and Adam Lambert 7 / 25 Heidi Klum, Howie Mandel, Simon Cowell, and Mel B Image Source: Getty / Rich Fury Pictured: Simon Cowell and Mel B 8 / 25 Heidi Klum, Howie Mandel, Simon Cowell, and Mel B Image Source: Getty / Rich Fury Pictured: Simon Cowell and Mel B 9 / 25 Simon Cowell and His Son Eric Image Source: Getty / Rich Fury Pictured: Simon Cowell and Eric Cowell 10 / 25 Rob Stringer, Simon Cowell, Kelly Clarkson, and Leron Gruber Image Source: Getty / Rich Fury Pictured: Simon Cowell 11 / 25 Rob Stringer, Simon Cowell, Kelly Clarkson, and Leron Gruber Image Source: Getty / Rich Fury Pictured: Simon Cowell 12 / 25 Simon Cowell Image Source: Getty / Rich Fury Pictured: Simon Cowell 13 / 25 Simon Cowell and His Family Image Source: Getty / Axelle/Bauer-Griffin Pictured: Simon Cowell and Celebrities 14 / 25 Simon Cowell and His Family Image Source: Getty / Rich Fury Pictured: Simon Cowell 15 / 25 Leona Lewis and Simon Cowell Image Source: Getty / Axelle/Bauer-Griffin Pictured: Simon Cowell and Celebrities 16 / 25 David Foster, Simon Cowell, and Katharine McPhee Image Source: Getty / Axelle/Bauer-Griffin Pictured: Katharine McPhee, Simon Cowell, and Celebrities 17 / 25 Adam Lambert and Simon Cowell Image Source: Getty / Axelle/Bauer-Griffin Pictured: Simon Cowell and Celebrities 18 / 25 Grace VanderWaal and Simon Cowell Image Source: Getty / Axelle/Bauer-Griffin Pictured: Simon Cowell and Celebrities 19 / 25 Ally Brooke and Simon Cowell Image Source: Getty / Axelle/Bauer-Griffin Pictured: Simon Cowell and Celebrities 20 / 25 Louis Tomlinson Image Source: Getty / Axelle/Bauer-Griffin Pictured: Simon Cowell, Celebrities, and Louis Tomlinson 21 / 25 Simon Cowell and His Family Image Source: Getty / Axelle/Bauer-Griffin Pictured: Simon Cowell and Celebrities 22 / 25 Simon Cowell and Kelly Clarkson Image Source: Getty / Axelle/Bauer-Griffin Pictured: Kelly Clarkson, Simon Cowell, and Celebrities 23 / 25 Simon Cowell and His Wife Lauren Silverman Image Source: Getty / Axelle/Bauer-Griffin Pictured: Simon Cowell, Celebrities, and Lauren Silverman 24 / 25 Simon Cowell and Kelly Clarkson Image Source: Getty / Rich Fury Pictured: Kelly Clarkson and Simon Cowell 25 / 25 Kelly ClarksonSimon Cowell