Karan Johar has become a father to twins through surrogacy. It was revealed yesterday, a month after the birth

It must have been incredibly hard for Bollywood's most public figure to keep his life's biggest news under wraps. Just seven days into the birth of his twins, Roohi and Yash, Karan Johar had hosted a singles-only bash at his house on Valentine's Day. As the news broke yesterday, many of the filmmaker's pals, who had attended that party, were thrown off-guard.