Lovebirds Alia Bhatt-Ranbir Kapoor head out hand in hand after attending Rohit Dhawan's birthday bash; Varun Dhawan, Arjun Kapoor and Kartik Aaryan join in

Filmmaker Rohit Dhawan celebrated his birthday at a plush Mumbai restaurant last night and several B-townies attended the bash. In appearance were lovebirds Alia Bhatt-Ranbir Kapoor along with Varun Dhawan,.....