Jason Aldean has joined the lineup for Dick Clark's New Year's Rockin' Eve with Ryan Seacrest 2013 on ABC. Taylor Swift, Justin Bieber, OneRepublic, Pitbull and PSY are also on the bill. Fergie of the Black Eyed Peas hosts the West Coast party with Ryan Seacrest hosting in Times Square. The New Year's Rockin' Eve telecast gets started at 9pm CST.