Question: "Channa Mereya" is a song from an Indian film written and directed by who?

Context paragraphs:
Black Friday (2007 film): Black Friday is a 2004 Indian crime film written and directed by Anurag Kashyap based on "Black Friday – The True Story of the Bombay Bomb Blasts", a book by Hussain Zaidi about the 1993 Bombay bombings.  The film's creative consultant, Chandramohan Puppala, attempted to recreate those events and the intense feelings that followed them.  It won the Grand Jury Prize at the Indian Film Festival of Los Angeles and was a nominee for the Best Film ("Golden Leopard") award at the Locarno International Film Festival.  The film was so controversial that the Indian Censor Board did not allow it to be released in India for three years and was finally released on 9 February 2007 after Supreme Court of India allowed it following the verdict in the '93 Bombay blast case was delivered by TADA court.

Phoonk 2: Phoonk 2 is a Bollywood horror film written and directed by Milind Gadagkar.  It is a sequel to Ram Gopal Varma's 2008 film "Phoonk" and stars Sudeep, Amruta Khanvilkar and Ahsaas Channa.  The film was released on 16 April 2010 with about 900 prints worldwide including the digital format.  The film despite being low-budget, and much scarier, didn't become as successful as its prequel "Phoonk".  The film was dubbed in Tamil as Bommai 2 and in Telugu as Aavaham.  The script for this movie was loosely based on the book point of impact.

My Friend Ganesha: My Friend Ganesha is a 2007 Bollywood film written and directed by Rajiv S Ruia and Produced by Deepak Bhanushali Manish Ruparel, Raman Trikha, Mitesh Mehta, and Ronak Bhagat.  Star Casts were Ahsaas Channa, Kiran Janjani, Sheetal Shah and Upasana Singh.

Dhoom 3: Dhoom 3 (] , English: "Blast 3 or Boom 3", also abbreviated and known as D:3 and D3) is a 2013 Indian action thriller film written and directed by Vijay Krishna Acharya and produced by Aditya Chopra.  The third installment of the "Dhoom" series, it features Aamir Khan as the antagonist and Katrina Kaif, with Abhishek Bachchan in the lead role reprising his role of ACP Jai Dixit and Uday Chopra reprising his role as Ali Akbar, as in the previous films of the franchise.  Made on a budget of () , it was the most expensive Indian film, until it was beaten by "".  "Dhoom 3" was released on 20 December 2013, marking itself as the first Indian film to be released in the IMAX motion picture film format with Dolby Atmos surround sound.

Haggada Kone: Haggada Kone (Kannada: ಹಗ್ಗದ ಕೊನೆ , English: "End of the Rope" ) is a 2014 Indian Kannada language crime-drama film directed by Dayal Padmanabhan and stars Naveen Krishna in the lead role.  The film is a modern-day adaptation of a play of the same name written by Parvathavani, and features Krishna as Channa, a prisoner awaiting his execution.  The supporting cast features Srinivasa Murthy, Suchendra Prasad, Sihi Kahi Geetha, Tarun Sudhir and H. G. Dattatreya.

Arinthum Ariyamalum: Arinthum Ariyamalum (English: Knowingly and Unknowingly) is a 2005 Indian Tamil-language crime-drama film written and directed by Vishnuvardhan that stars Prakash Raj along with newcomers Arya, Navdeep and Sameksha in lead and Adithya Menon and Krishna in supporting roles.  The film's music is composed by top director, Yuvan Shankar Raja.  'Punnagai Poo' Gheetha, a popular RJ at the Malaysian radio station THR.fm Raaga, produced the film, becoming the first female Tamil film producer and first person outside of India to produce an Indian film.  The film released on 20 May 2005 and became a blockbuster completing 175-day run at the box office.  Upon release, the film was dubbed into Telugu and released as "Kalisunte".  The film eventually went on to fetch Filmfare Award for Best Male Debut – South for Arya.

Channa Mereya: "Channa Mereya" (English: "The light of my soul") is a song from the Indian film "Ae Dil Hai Mushkil".  The song is penned by Amitabh Bhattacharya, composed by Pritam and sung by Arijit Singh.  It was released on 29 September 2016 by Sony Music India.

Ae Dil Hai Mushkil: Ae Dil Hai Mushkil (English: "This Heart is Complicated" ) is a 2016 Indian romantic drama film written and directed by Karan Johar.  It features Ranbir Kapoor, Anushka Sharma and Aishwarya Rai Bachchan in lead roles.  It was released on 28 October 2016 on the Diwali weekend.

Ekangi: Ekangi (Kannada: ಏಕಾಂಗಿ ) is a 2002 Indian Kannada language film written, directed by and starring Ravichandran.  He also wrote film's screenplay and composed the music.  The film features Ramya Krishnan and Prakash Rai in pivotal roles, and Vanitha Vasu, Sridhar, Ramesh Bhat and Sadhu Kokila who appear in supporting roles.  With the film, Ravichandran's reputation as an experimenter grew, having erected a house of 80 lakh exclusively for the film and spending heavily in filming song sequences, an unusual trend in Kannada cinema during the time.  It was also the first in Kannada and second Indian film to employ SFX sound system.

Pankh: Pankh is a 2010 Bollywood film written and directed by Sudipto Chattopadhyaya and starring Bipasha Basu, Lilette Dubey, Mahesh Manjrekar, Ronit Roy, Sanjeeda Sheikh and newcomers Maradona Rebello and Amit Purohit.  The film was released on 2 April 2010.  The film is reportedly based on the case of child actor Ahsaas Channa, who's apparently a girl passed off as a boy in movies like "Kabhi Alvida Naa Kehna" and "Vaastu Shastra".

Supporting paragraphs: Channa Mereya Ae Dil Hai Mushkil
Answer: Karan Johar