New Delhi Actors Shah Rukh Khan, Kareena Kapoor and Priyanka Chopra have appeared in a music video to spread their message of education to all. The literacy anthem, launched by the National Literacy Mission Authority, also features veteran actress Shabana Azmi, Anil Kapoor as well as film director Farhan Akhtar. The music video, titled Shiksha ka Suraj, was unveiled by E Ahamed, the Minister of State in the Human Resource Ministry. Javed Akhtar, who wrote the lyrics for the literacy anthem, revealed that the actors did the video free of cost. Bollywood playback singers Sonu Nigam and Alka Yagnik have sung the song.