British pop duo the Ting Tings annouced Monday that they will perform at the New Jersey Live Festival in September as their only festival gig of the year.  Shortly after their second album arrives in stores in August, the duo will support the event's headliner Plan B on September 4th, the last day of the weekend event.  Other acts booked for the festival include Santigold, Madness, Katy B, Cage the Elephant, Nero and more.