Photo Flash: Ryan Seacrest, Jenny McCarthy Host ABC's NEW YEAR'S ROCKIN EVE

Ryan Seacrest hosts the year's biggest celebration at the crossroads of the world when Carly Rae Jepsen and Neon Trees join headliner Taylor Swift performing live in Times Square, on "Dick Clark's New Year's Rockin' Eve with Ryan Seacrest 2013, tonight on ABC. Check out promo shots for the special event below!

Fergie of the Black Eyed Peas returns to host the west coast party, featuring performances by Brandy, Flo Rida, Karmin, OneRepublic, Pitbull and even more artists to be announced at a later date for both east and west coast parties.

The New Year's festivities kick off at 8:00 p.m., ET with a two-hour celebration of Dick Clark, hosted by Fergie and Jenny McCarthy, "New Year's Rockin' Eve Celebrates Dick Clark." The special celebrates, through clips and reminiscences, the legendary television personality and producer who rang in the New Year for four decades and launched and nurtured the careers of countless artists. Ryan Seacrest makes a special appearance.

Beginning at 10:00 p.m., ET, Ryan Seacrest will host "Dick Clark's Primetime New Year's Rockin' Eve with Ryan Seacrest 2013" from New York, with Jenny McCarthy returning to interview the revelers in Times Square. Some of America's hottest artists and groups will perform throughout the night. The bi-coastal events will include over 5 1/2 hours of special performances and reports on New Year's celebrations from around the globe, and Ryan Seacrest will lead the traditional countdown to midnight from Times Square in New York City.

Photo credit: Bob D'Amico/ABC