“American Idol” viewers bashed Simpson, 44, for her performance on the show’s Season 23 finale Sunday night. Simpson made her first TV appearance in 15 years and sang her 2005 version of Nancy Sinatra’s “These Boots Are Made for Walking” with former contestant Josh King.

Jessica Simpson is opening up about the way she was feeling as she made her first television performance in 15 years on the American Idol finale. Simpson's performance was the first time fans had seen her perform on television in over a decade,

"This isn’t the end… it’s just the beginning," wrote winner Jamal Roberts. American Idol has crowned its newest winner. During Sunday's live finale, three contestants took the stage to deliver their final performances of the season — and make their last bid to be crowned the victor of season 23.

The singer and designer debuted the new look, colored by Rita Hazan, during the season 23 finale of 'American Idol'Jessica Simpson debuted a brand-new hairstyle during a special appearance on the season 23 finale of American Idol on May 18The singer turned to her longtime pro Rita Hazan for the fresh dirty blonde hue Hazan tells PEOPLE it took "two hours" to do and looks "more natural"Jessica Simpson is shaking up her look!

Jessica Simpson is embracing a new chapter in her life with a bold transformation. The 43-year-old singer and entrepreneur debuted a fresh dirty blonde hairstyle with sunkissed highlights during the season 23 finale of American Idol on May 18,