Presenting Rootha Kyun Full Song from upcoming movie 1920 LONDON starring Sharman Joshi, Meera Chopra, Vishal Karwal in lead roles, directed by Tinu Suresh Desai, written by Girish Dhamija, produced by Reliance Entertainment.The song Rootha Kyun is sung by Shaarib & Toshi Feat. Mohit ChauhanPayal Dev in the music direction of Shaarib & Toshi and lyrics written by Azeem Shirazi.