Karan Johar turns 50! Alia Bhatt, Kareena Kapoor and others wish 'KJo Happy Birthday' with UNSEEN pics

Filmmaker Karan Johar turned 50 today and to usher in the big celebrations, KJo hosted a grand bash. Well, details of his gala starry party have been kept under wraps, however, many celebs including Gauri Khan, Seema Sajdeh, Shweta Bachchan, Farah Khan among others were spotted at his house on birthday eve. Alia Bhatt, Kareena Kapoor Khan, Seema Sajdeh and many other celebs dropped birthday wishes for Karan Johar on social media. Check out their posts and unseen photos: 

(Pic Courtesy: Instagram)

Seema Sajdeh's adorable video post for Karan Johar is unmissable.

Kareena Kapoor drops a rare pic with Karan Johar on his special day with a heartfelt message.

Varun wrote in the caption: Happy birthday karan. U knw u mean the world to me. Thanks for always being there and being patient with me always. #jugjuggjeyo

Arjun Kapoor posts an unseen picture with Karan Johar on his 50th birthday.

Ace fashion designer Anaita Shroff Adajania wishes KJo on his 50th birthday!

Alia Bhatt shares unseen pics with mentor Karan Johar on his birthday. She wrote: to the most generous soul I know! .. to the man who is my father .. my best friend .. and my mentor!(displayed in these pictures respectively) HAPPY 50TH BIRTHDAY K! I pray and wish for only love peace and joy in your life, you deserve it all and much much more for all the light and goodness you bring into peoples lives!!! I love you more than this Instagram post can ever handle