Here is the tweet from UK Based Cosmopolitan Magazine journalist 'Kiaara Sandhu' confirming the news.
Exclusive,,As per Sources,,Tamil Superstar Vijay will do BIG DEBUT in Hindi Cinema with BIG Banner in 2014..!!
— Kiaara Sandhu (@KiaaraSandhu) March 13, 2013
Kiaara Sandhu is Film's Critic's & jounalist in UK Bollywood Cosmoplitan Magazine, Bollywood Surveys Expert & Movies Bizz expert too, He does Bollyood films Distributor & Exhibitor in UK.