Saif Ali Khan turned 49 on Friday, and the actor celebrated his special day with his family -- Kareena Kapoor Khan and Taimur Ali Khan -- in London. Pictures and videos of Saif's low-key birthday bash were uploaded by his fan clubs which went viral on social media. In one of the pictures, we can see Saif cutting a cake in the presence of Kareena Kapoor. The Race actor opted for a casual grey t-shirt and denim for his birthday celebrations, while Kareena looked beautiful in her all-black attire.

Check out the picture here: