 The score of Chennai Express was composed by Amar Mohile ; the songs were composed by the duo Vishal @-@ Shekhar , and the lyrics were written by Amitabh Bhattacharya and Yo Yo Honey Singh . Recording of the songs began in late October 2012 . The track " Ready Steady Po " was recorded in November 2012 by the music 's composers . Several sources said that the director and actor were unsatisfied with the score . The director was reportedly asked to plan for a different musical composition . However , the composers denied these rumours . In mid @-@ April 2013 , singer S. P. Balasubrahmanyam recorded the title track for the film , marking his return to Bollywood for playback after an absence of fifteen years . He said the song celebrated the spirit of togetherness . Initially , Balasubrahmanyam was apprehensive , but chose to sing due to the content and leads of the film . The song " 1 2 3 4 get on the dance floor " was released as a promotional single on World Music Day . On 27 June 2013 , the video promo of the song " Titli " was released , and on 11 July 2013 , the promo video of " Kashmir Main Tu Kanyakumari " was released . On 19 July 2013 , T @-@ Series uploaded a song to its official channel on YouTube ; sung by Honey Singh . The song was titled " Lungi Dance – The ' Thalaivar ( r ) ' Tribute " in honour of the south Indian film actor Rajinikanth . On 25 July 2013 , a promotional video of the song " Tera Rasta Main Chhodoon Na " was released . The music album was launched on 1 July 2013 . 
