Mumbai, December 29 : Twinkle Khanna, now 43, shared an old picture of herself with father and Bollywood’s first ‘superstar’ Rajesh Khanna. She shares her birthday with Mr Khanna, who would have been 75 this year. Rajesh Khanna, who made his debut in the year 1966 with Aakhri Khat, died of cancer in July 2012. “Happy birthday Dad,” she writes. The picture seems to be from one of Rajesh Khanna campaigning days. He was a Congress MP in the mid-90s. Rajesh Khanna was the star of hit films like Aradhana, Anand, Kati Patang and Safar. He married actress Dimple Kapadia in 1973. In the same year, Dimple Kapadia’s debut Bollywood film Bobby released. However, they later separated but never divorced.