The song that initially made Dhanush a household name across the country, what is the title of this song, that became viral on YouTube in 2011?

Atrangi Re marks Dhanush's second collaboration with Aanand L. Rai. What was their first film together?

Dhanush starred in a 2018 English-language French adventure comedy film directed by Ken Scott which was based on a novel by Romain Puertolas. Name the film.

This song from a 2018 film has garnered more than 1 billion views on YouTube. What is the title of this song, featuring Dhanush and Sai Pallavi in the video?

Dhanush is set to appear in the upcoming Hollywood film The Gray Man starring Ryan Gosling, Chris Evans, Ana de Armas. Name the director(s) of the film.