Actor Anupam Kher revealed that his character, Dharamvir Malhotra, in 'Dilwale Dulhania Le Jayenge' is based on his father, adding that his father celebrated every piece of his acting. "The first time he saw one of my plays...and the last film he watched of mine, his reaction was the same. He'd say, 'Wow, my son is amazing'," Kher added.