"Chammak Challo" was composed by music duo Vishal–Shekhar and co-composed by Akon who arrived in Mumbai in March 2010 for two days to record it.

[9][failed verification] Shahrukh Khan, Kareena Kapoor and Ra.One director Anubhav Sinha held a press conference to declare the association of the Grammy-nominated singer with the film.

[11] According to the music directors, the Senegalese American R&B singer had no problems voicing the Hindi lyrics: "It was really easy for Akon.

[14] The remix version by DJ Khushi was a club mix with more electronic sounds, dholki and vocal effects.

[15] In an interview, Khushi said: "Remixing 'Chammak Challo' was not just an amazing and an exciting experience but it also came with a lot of responsibility to make a track that complements the song as it was already a very big hit even before the release.

"[15] Bollywood Hungama described it as "A grand song by all means, with huge production values that would be assuring enough for Akon to believe that this one can compete at an international level, 'Chammak Challo' is a fantastic amalgamation of Indian, Middle East and Western sounds that gives it a distinguished appeal.

[16] Indo-Asian News Service said "International pop star Akon sings in English and surprisingly well in Hindi, making 'Chammak Challo' ride high on its novelty factor.

A Punjabi Mix adds some bhangra to the beats while DJ Khushi's version, simply titled 'Chammak Challo Remix', is explosive.

Hamsika Iyer accompanies Akon in the film version and her full throated voice adds to the charm."

[15] The music video of the song is picturised on the lead pair of the film, Shahrukh Khan and Kareena Kapoor, dancing together in a specially constructed set at Yash Raj Studios.

The music video received mixed to positive reviews, with some critics praising its fresh and hybrid style of choreography by Ganesh Hegde, while others criticising the costumes, especially those of the background dancers.

[11][16] While shooting for the song in Mumbai, Russian President Dmitry Medvedev visited Yash Raj Studios to watch Khan and Kapoor at work.

[22] Red Chillies, Khan's production house created a video for the remixed version by Delhi-based DJ Khushi and put it up on the official YouTube channel of the film.

Mauritius-based fashion consultant Kiran Gidwani-Tolaram said, "The red that Kareena is wearing in the song is a very vibrant and hot shade.