Twinkle Khanna Aarav

The clip begins with Twinkle Khanna riding a bike, but eventually losing control and banging it into a pole, leaving Akshay Kumar in splits

"For me you'd always be the li'l one who'd jump into my lap and make a tough day worth carrying on," wrote Akshay Kumar

"Happy birthday my son, and may your unfailing kindness continue bringing a smile to everyone who knows you," Twinkle Khanna wrote

"Nothing better than these precious moments to try my photography skills," wrote Akshay Kumar

Twinkle Khanna has shared a special Instagram post with her gift

Naomika Saran is the daughter of Twinkle Khanna's sister, actress Rinkie Khanna

"The perfect birthday with all the people I love the most," wrote Twinkle Khanna

The author, who is in London, has shared a throwback video of herself from her beach days

"I am so proud of what this wonderful boy is building with his blocks," wrote Twinkle Khanna

"On our 21st anniversary, we have a chat," wrote Twinkle Khanna

Twinkle Khanna shared a picture of the table left messy after her puzzle-solving session.

"Sunday shenanigans," wrote Twinkle Khanna

"My beautiful birthday boy," wrote Twinkle Khanna

The couple got married in an intimate ceremony in January 2001

Who needs enemies when you have a son like Aarav? Twinkle Khanna surely doesn't

The clip begins with Twinkle Khanna riding a bike, but eventually losing control and banging it into a pole, leaving Akshay Kumar in splits

"For me you'd always be the li'l one who'd jump into my lap and make a tough day worth carrying on," wrote Akshay Kumar

"Happy birthday my son, and may your unfailing kindness continue bringing a smile to everyone who knows you," Twinkle Khanna wrote

"Nothing better than these precious moments to try my photography skills," wrote Akshay Kumar

Twinkle Khanna has shared a special Instagram post with her gift

Naomika Saran is the daughter of Twinkle Khanna's sister, actress Rinkie Khanna

"The perfect birthday with all the people I love the most," wrote Twinkle Khanna

The author, who is in London, has shared a throwback video of herself from her beach days

"I am so proud of what this wonderful boy is building with his blocks," wrote Twinkle Khanna

"On our 21st anniversary, we have a chat," wrote Twinkle Khanna

Twinkle Khanna shared a picture of the table left messy after her puzzle-solving session.

"Sunday shenanigans," wrote Twinkle Khanna

"My beautiful birthday boy," wrote Twinkle Khanna

The couple got married in an intimate ceremony in January 2001

Who needs enemies when you have a son like Aarav? Twinkle Khanna surely doesn't