Karan Johar hosted a Willy Wonka and Chocolate Factory-themed birthday party for his kids Yash and Roohi on February 8 as they turned seven. Many celebrities including Vikrant Massey, Janhvi Kapoor, Sonali Bendre and Abhishek Bachchan, Alia Bhatt, Ranbir Kapoor, Ayan Mukerji, and Rani Mukerji attended the birthday bash. Taimur was also seen enjoying the bash thoroughly. Watch the full video for more!