The grapevine tweeted that the teaser promo of 'Happy New Year' will be unveiled on August 15. This oven fresh news update will certainly hike the buzz around the star-studded flick. The film has unleashed its poster as well as King Khan also displayed some pictures of the film. The posters hint at the film to be a great family entertainer of this year. 'Happy New Year's teaser promo coincidentally unveils at the time of release of the action-dhamaka 'Singham Returns' starring Ajay Devgn and Kareena Kapoor.