• Karan Johar
    Karan JoharFacebook
  • Alia Bhatt, Sidharth Malhotra and Karan Johar
    Alia Bhatt, Sidharth Malhotra and Karan JoharAlia Bhatt/Twitter

Alia Bhatt, Sidharth Malhotra and Varun Dhawan, who were introduced to Bollywood by hit film-maker Karan Johar, have always considered the "Student of the Year" director as their mentor.

The trio has wished their favourite director and friend on his 43rd birthday on Monday, 25 May.

Interesting Facts, Rare and Unseen Photos of Karan Johar

Varun has even dedicated the "Happy Birthday" song from his upcoming film "ABCD 2" to Karan on his birthday. The team of "ABCD 2" had released the song, sung by Varun, Sachin Sanghvi, Jigar Saraiya and D Soldierz, on Sunday. 

Other B-town celebs, including Abhishek Bachchan, Shraddha Kapoor, Kriti Sanon, Neha Dhupia, Vishal Dadlani, Tanishaa Mukherjee, Sophie Choudry and Bipasha Basu have also wished the "Kuch Kuch Hota Hai" director and the "Bombay Velvet" actor a very happy birthday.

Check out birthday wishes to Karan Johar below:

Alia Bhatt

Happy birthday to my favourite @karanjohar !!!!! Love you love you to the stars and back

Sidharh Malhotra

Happy birthday @karanjohar thank you for being the way you are,love you for it,big hug

Abhishek Kapoor

To a big brother, a friend and all round great guy. Happy birthday @karanjohar never change!! Biggest hug.

Shraddha Kapoor

Happy birthday @karanjohar ! Wish you never ending happiness, success & hit movies for life! ☺️❤️

Kriti Sanon

Happy happy birthday @karanjohar !! Have a greeeaattt year ahead!! Lots of love & a Bigggg hugg!!

Neha Dhupia

Happy happy happy birthday @karanjohar .... Big love !

Vishal Dadlani

Happy Birthday, @karanjohar ! Have a spectacular year! :)

Tanishaa Mukherjee

Happy Birthday Karan. To always growing but never growing old! @karanjohar

Sophie Choudry

Happy b'day to the one with the biggest heart, sharpest wit, beautiful mind & toooo much talent! Hv a fab year! Biggest hug @karanjohar

Bipasha Basu

Happy happy birthday to the guy who has the most wicked sense of humour n enviable wit.The super fun @karanjohar !Love always


@karanjohar Heyyy Karan .. Wish you a very Happy birthday and an awesome year ahead.....