Celebrated fashion designer Manish Malhotra celebrated his 56th birthday on Monday. To mark the special occasion, he hosted a star-studded bash at his home in Mumbai. Joining him were his best friends from the tinsel town including Kareena Kapoor Khan, Gauri Khan, Janhvi Kapoor, Kartik Aaryan, Sara Ali Khan, Shilpa Shetty and several others.?