Swan song for American Idol after 15 years
It turned out the two were underselling Fox’s “American Idol”.
It made stars of Kelly Clarkson, Carrie Underwood, Jennifer Hudson and others, and resurrected the TV talent show as a boom industry that includes NBC’s “The Voice” and ABC’s “Dancing with the Stars”.
“Idol,” which averaged more than 30 million weekly viewers at its 2006 peak and ranked No. 1 for nine consecutive years, averaged about 11 million…