Legendary Concerts on Instagram: "American Idol reshaped pop culture in the 2000s by turning unknown singers into global stars and making music competition a weekly, mainstream event. At its peak, the show was pulling in over 30 million viewers a week, dominating TV ratings and directly launching careers like Kelly Clarkson, Carrie Underwood, Jennifer Hudson, Chris Daughtry, and Adam Lambert. It changed how artists were discovered, shifting power away from traditional label scouting toward publi