Mumbai, May 23 -- Veteran filmmaker David Dhawan turned emotional while speaking about his son, actor Varun Dhawan, during the trailer launch event of their upcoming film 'Hai Jawani Toh Ishq Hona Hai'.

The director said he was proud to be known as Varun's father and praised the actor for standing by him during difficult times.

Addressing the media at the event on Saturday, David Dhawan said, "He has been a great son first, I would say. He has always looked after me, my health, anything, you know. He is always there, standing by."

Recalling Varun's support during his hospital stay, the filmmaker added, "And in the hospital also, he used to sleep there with me. When I was in the hospital. So, you know, what more do you want here?"

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