South star Prithviraj, made his successful Bollywood debut with Aiyyaa, opposite Rani Mukerji. Now, the actor has been signed to play one of the lead roles along with Shahrukh Khan, in Farah Khan's Happy New Year.

The film which has five lead characters, already has Shahrukh Khan and Abhishek Bachchan as part of the flick. Apparently, Prithviraj has joined as the third lead character and the film is expected to start rolling in April, as soon as they finalize the remaining two lead actors.