Twinkle Khanna's birthday: Can you spot Twinkle Khanna and Akshay Kumar's teenaged son Aarav in the group photo?
Twinkle Khanna shares her birthday with late father and Bollywood's first 'superstar' Rajesh Khanna
Twinkle Khanna, 41 on Tuesday, celebrated the birthday she shares with her late father by tweeting an old black and white photo of them together. Her father, Rajesh Khanna, died of cancer in July 2012. He would have been 73 this year