The Jonas brothers, Demi Lovato, David Archuleta, Shontelle and Allstar Weekend teamed up with world renowned tennis pros Rafael Nadal, Andy Roddick, Kim Clijsters, Novak Djokovic, Melanie Oudin, Roger Federer and the Bryan Brothers for Arthur Ashe Kids’ Day presented by Hess on Saturday, August 28th in New York City. The festivities kicked off the 2010 US Open which will run from August 30 - September 12.

In celebration of the 15th anniversary of Arthur Ashe Kids’ Day, the Jonas Brothers and Demi Lovato were the first artists make repeat appearances at the event, having performed there in 2007 and 2008. Pictured here are the day’s performers (from left) Nick Jonas; Demi Lovato; Joe Jonas; and Kevin Jonas. PHOTO: STEPHEN LOVEKIN

Pictured here (from left) are Nick, Joe, and Kevin Jonas, performing their song “LA Baby” from their hit Disney Channel original series “Jonas LA” which is currently in its second season. PHOTO: STEPHEN LOVEKIN

During their performances, on again-off again couple Joe Jonas and Demi Lovato performed an intimate duet of their song “Wouldn’t Change A Thing” for the 27,000 fans that were in attendance. PHOTO: STEPHEN LOVEKIN