Before first pic of Kareena Kapoor and Saif Ali Khan's second son, here's little Saif Before first pic of Kareena Kapoor and Saif Ali Khan's second son, here's little Saif Saif Ali Khan's sister Saba Ali Khan took to Instagram to share a priceless throwback picture from the actor's childhood. The photo features Saba, Saif and their mother Sharmila Tagore. advertisement Kareena Kapoor and Saif Ali Khan welcomed their baby boy on Sunday (February 12). Kareena Kapoor and Saif Ali Khan welcomed their second child, a baby boy, on Sunday (February 21) and almost everyone is now eagerly waiting to catch the first glimpse of their son. While we impatiently wait to see the first picture of the star kid, Saba Ali Khan, Saif’s sister, treated her Instagram followers to a million-dollar throwback moment from when Saif was just a kid.