<P> The show pushed Fox to become the number one U.S. TV network amongst adults 18--49, the key demographic coveted by advertisers, for an unprecedented eight consecutive years by 2012 . Its success also helped lift the ratings of other shows that were scheduled around it such as House and Bones, and Idol, for years, had become Fox's strongest platform primetime television program for promoting eventual hit shows of the 2010s (of the same network) such as Glee and New Girl . The show, its creator Simon Fuller claimed, "saved Fox". </P> <P> The show's massive success in the mid-2000s to early 2010s spawned a number of imitating singing - competition shows, such as Rock Star, Nashville Star, The Voice, Rising Star, The Sing - Off, and The X Factor . The number of imitative singing shows on American television had reached 17 by its final year in 2016 . Its format also served as a blueprint for non-singing TV shows such as Dancing with the Stars and So You Think You Can Dance, most of which contribute to the current highly competitive reality TV landscape on American television . </P> <P> As one of the most successful shows on U.S. television history, American Idol had a strong impact not just on television, but also in the wider world of entertainment . It helped create a number of highly successful recording artists, such as Kelly Clarkson, Daughtry and Carrie Underwood, as well as others of varying notability . The alumni of the show had received between them 54 Grammy nominations and 13 Grammy awards by the end of the show in 2016, with Carrie Underwood winning seven . </P> <P> Various American Idol alumni had success on various record charts around the world; in the U.S. they had achieved 345 number ones on the Billboard charts in its first 10 years, and 458 by its last year of broadcast in 2016, with 100 achieved by Kelly Clarkson alone . According to Fred Bronson, author of books on the Billboard charts, no other entity has ever created as many hit - making artists and best - selling albums and singles . In 2007, American Idol alums accounted for 2.1% of all music sales . Its alumni have a massive impact on radio; in 2007, American Idol had become "a dominant force in radio" according to the president of the research company Mediabase which monitors radio stations Rich Meyer . By 2010, four winners each had more than a million radio spins, with Kelly Clarkson leading the field with over four million spins . </P>

What's the name of the three judges on american idol