Britney Christina Aguilera
Maggie Marron is author of Stylin: Great Looks for Teens and more than 10 pop star biographies, including Britney Spears: Stylin, Christina Aguilera, and Junk Food: The Jonas Brothers.ï ½ She lives in New York.
Once upon a time we all knew her as the Material Girl, but now, the world over knows her as Madonna, a one-woman extravaganza. Before there was Lady Gaga, Beyonce, Christina Aguilera, or Britney, there was Madonna. She's a pop sensation, actress, writer, activist, mother, and director. It's a Madonna world, and we"re all living in it
Kara DioGuardi is an award-winning hitmaker, a savvy record executive, and a successful music publisher whose songs have been recorded by such superstars as Pink, Carrie Underwood, Britney Spears, Christina Aguilera, Kelly Clarkson, Gwen Stefani, Santana, Steven Tyler, Céline Dion, and so many others. She was also the feisty fourth judge on American Idol.