Bollywood actor Sara Ali Khan wished her `superhero` Saif Ali Khan on his 51st birthday. The `Simmba` star called her father `the coolest travel buddy` in a heartfelt birthday post. On Monday, the `Kedarnath` star took to her Instagram account and posted adorable pictures from her birthday celebration where she is seen having a gala time with Saif, Kareena and their kids -- Taimur and Jeh.

The first photo with baby Jeh is super cute, where he is looking fondly at Sara while Kareena holds him and the happy family poses for the picture. Sara also penned a sweet birthday message for her "superhero Abba". She wrote, "Happiest Birthday Abba. Thank you for being my superhero, my smartest friend, the best conversationalist, the coolest travel buddy and one of the biggest support systems. Love you."