Saif Ali Khan, Kareena Kapoor Khan and Taimur Ali Khan
Instagram

Bollywood diva Kareena Kapoor Khan shared a special birthday message for her actor husband Saif Ali Khan, whom she lovingly called the sparkle of her life.

Saif turned 50 on Sunday and Kareena took to Instagram, where she shared a few glimpses from his birthday celebrations. In one video, Saif and Kareena are seen locking lips. "Happy birthday to the sparkle of my life," she wrote as the caption.

Kareena's sister and actress Karisma Kapoor shared a picture, where she is seen posing with Saif on her Instagram stories. On the image, Karisma wrote: Birthday boy! 50 never looked so good."

Actress Malaika Arora posted a string of pictures and in one image, she wrote: "Jus the coolest n most handsome baby boi saifooooo." Wishing her brother, Soha posted a picture of Saif and her husband Kunal Kemmu.

Kareena Kapoor khan and saif ali khan

She wrote: "Happy 50th birthday bhai!! You inspire me every day to be unapologetically me and remind me that the best does indeed, incredibly, lie ahead. #happybirthdaysaifalikhan@khemster2"

Kunal posted a picture of Kareena Kapoor and Saif Ali Khan. He captioned it: "Happy Birthday Bhai." On August 12, Kareena and Saif announced that they were expecting an addition to their family.

"We are very pleased to announce that we are expecting an addition to our family!! Thank you to all our well wishers for all their love and support -- Saif and Kareena," said the announcement issued on Wednesday afternoon by the star couple through their office.

Saif and Kareena tied the knot on October 16, 2012. The couple has a son Taimur, who was born on December 20, 2016.