Twinkle Khanna is celebrating her 49th birthday today. She is the daughter of legendary actors Rajesh Khanna and Dimple Kapadia.Twinkle began her acting career in 1995 and after doing a dozen films, she quit acting in 2001. She is now a successful author, producer and columnist. Check out her throwback interview from the sets of “Joru Ka Ghulam” where she talked about her films, parents, success and more.