Dhadak co-stars Janhvi Kapoor-Ishaan Khatter and SOTY 2 girls Ananya Panday-Tara Sutaria make a splash at Karan Johar's birthday party

Filmmaker Karan Johar hosted his birthday party on Wednesday night at his residence and Bollywood was in full attendance. KJo was in New York to ring in his 47th birthday.....