

The lyrics were penned by Vishal Dadlani and Niranjan Iyengar. 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. "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. According to the insider report, Akon was paid $350,000 to sing this song. Subsequently, Akon received a nomination for Best Male Playback Singer at the 2012 Filmfare Awards. Due to the extremely positive response for the song, Akon decided to branch out and make tracks especially for Bollywood projects and wanted to have a dedicated branch to produce music for Bollywood with local talent.

"Chammak Challo" also entered the Top 10 "World Songs" list of iTunes in eight countries, reaching No. The song also topped the Mirchi Top 100 charts as the song of year. It was rated as the best item number of 2011 in a Mid-Day poll. The song was named the most downloaded song and video of the year in India in a survey by wireless telephone major Airtel.

"Chammak Challo" was dubbed as the "trademark of Ra.One's publicity campaign". However, the song faced controversy when the rough version was leaked on the Internet on. The song, along with the rest of the soundtrack, was officially released on 12 September 2011. There are four other versions of the song in the album, including a remix by Abhijit Vaghani, another remix by DJ Khushi and an international version sung solely by Akon. It is Akon's first musical collaboration with Indian artists. " Chammak Challo" is a song performed by Akon and Hamsika Iyer, and composed by Akon, Giorgio Tuinfort as well as music director duo Vishal–Shekhar ( Vishal Dadlani and Shekhar Ravjiani) and by Gobind Singh, as a part of the soundtrack for the 2011 Bollywood film Ra.One. Vishal Dadlani, Niranjan Iyengar, Giorgio Tuinfort World, pop-folk, R&B, bhangra, synthpop, filmi, Bollywood 2011 single by Akon and Hamsika Iyer "Chammak Challo"
