Karan Johar, Siddharth Malhotra, Alia Bhatt and Varun Dhawan were present at the studio of 91.1 FM Radio City in Mumbai to promote their upcoming film 'Student Of The Year'. Karan Johar thank Salman Khan and Shahrukh Khan for their support to the film and spoke about Kajol's cameo in the film. Check it out! Visit http://www.bollywoodhungama.com/ to watch more bollywood news and gossips.... Like us on http://www.facebook.com/Hungamacom
