As Karam Johar is celebrating the birthday of his twins Yash and Roohi, celebs have started arriving at the party venue. From Gauri Khan to AbRam Khan to Kareena Kapoor with Taimur and Jeh, several actors and their little ones are attending the event. Birthday kids, Yash and Roohi twinned in their outfits with their daddy Karan Johar on the special occasion. The family posed for paparazzi stationed outside the venue. All of them sported an all-black look in matching mickey-mouse themed-sweatshirts.