The film-maker shared Roohi and Yash's picture after six months since their birth.
The film-maker chose Raksha Bandhan to reveal his twins' pictures.
Earlier Karan had shared a picture of their tiny little feet and now he has finally shared their pictures. In the picture, Karan's mother Hiroo Johar is seen holding Roohi and Yash.
He posted the picture on Instagram and captioned it as, "6 months old today....#roohiandyash #happyrakshabandhan #lovesofmylife" (Sic).
The 44-year-old filmmaker had made the announcement of turning a father of his twins through surrogacy at the beginning of 2017.