Tweet to starcast of "Happy New Year" with @HNY and #HNYTrailer to receive a surprise from them.

The star cast of the movie “Happy New Year” is slowly revealing their character names exclusively on Twitter. You can check out @juniorbachchan, @iamsrk, @TheVivaanShah, @SonuSood and @BomanIrani.

· Shah Rukh Khan has changed his name to Charlie

· Abhishek Bachchan has changed his name to Nandu

· Sonu Sood has changed his name to Jag

· Boman Irani has changed his name to Tammy

· Vivaan Shah has changed his name to Rohan

Junior Bachchan has also made an announcement in desi style on Twitter, below is his Tweet: “Apun ne apna nam change kar dala! #NanduBhide #HNY #HappyNewYear”

Happy New Year fans can tweet to director Farah Khan (@TheFarahKhan) and the rest of cast including Shah Rukh Khan (@iamsrk), Boman Irani (@bomanirani), Sonu Sood (@SonuSood), and Vivaan Shah (@TheVivaanShah) with @HNY and #HNYTrailer to receive a personalised autographed poster and the trailer with a special message from their favourite cast member on 14th August.

 Earlier Shah Rukh Khan has tweeted the following to his fans: “Dil Churane Aa rahe hain #Indiawaale… Tweet with @HNY & #HNYTrailer and I will personally send you the trailer of #HappyNewYear”

Earlier this year, Happy New Year released the first look of the movie poster exclusively on Twitter to a huge response from the audience.