Karan proved his talent with his first film, Kuch Kuch Hota Hain. The musical romance film starring Shah Rukh Khan is a classic movie about friendship, love, and companionship. The movie revolves around Rahul's eight-year-old daughter Anjali, who finds out about the incomplete love story of her father and his best friend Anjali. The romance drama has been considered a cult classic, was a huge hit, and received various accolades, including the National Film Award for Best Popular Film Providing Wholesome Entertainment and Filmfare Awards in the Best Film category.
Another iconic movie that Karan Johar has given us is Kabhi Khushi Kabhie Gham. The movie, which had an ensemble cast starring Amitabh Bachchan, Jaya Bachchan, Shah Rukh Khan, Kajol, Hrithik Roshan, and Kareena Kapoor, is still evergreen among the audience. The movie that explored love, friendship, and family in a new way won the hearts of the audience.
After a gap of a few years, Karan made his return as a director in 2006 with Kabhi Alvida Naa Kehna. Regarded as one of the best works of Karan's entire film career, the movie explored the topics of divorce, marriage, and relationships in the best way possible. The movie starred Shah Rukh Khan, Rani Mukerji, Preity Zinta, Abhishek Bachchan, Amitabh Bachchan, and Kirron Kher.
Apart from its commercial success in India, the movie performed well in the international market.
One of the biggest flops of Karan Johar's life came as an actor. Helmed by Anurag Kashyap, the Bombay Velvet was a big flop despite starring Bollywood big stars like Ranbir Kapoor and Anushka Sharma in the lead roles. The movie that was made on a budget of Rs. 120 crore failed miserably and earned around Rs. 43 crore.
Kalank is one of the epic failures of Karan Johar's career. The movie was made with a whopping budget of Rs 150 crore and was regarded as one of the most costly movies in Bollywood, but unfortunately, it became one of the biggest disasters.
Produced by Karan, the movie starred Madhuri Dixit, Sonakshi Sinha, Alia Bhatt, Varun Dhawan, Aditya Roy Kapur, and Sanjay Dutt and was a huge failure at the box office.
One of the most controversial movies of Shah Rukh Khan and Karan Johar's entire career. Before its release, the movie attracted a huge protest with a demand to ban the movie. However, after its release, the movie become a superhit and was well-appreciated by critics and fans.
The movie told the story of Rizwan Khan (Khan), an autistic Muslim man, who embarks on a journey to meet the President of the USA to clear things after he was detained at the airport in America after the September 11 attacks.
The movie was critically praised and grossed ₹223 crores ($ 48.77 million) worldwide, becoming the highest-grossing Hindi film of 2010.