The much-awaited promo song of Vaanam is finally ready to wow the audience. Vaanam has Yuvan Shankar Raja as the music director. STR, who is usually very particular about the songs in his movies, had earlier informed that the Vaanam solo song will be released on air as a promo for the movie. After a long wait, insiders inform that the solo is finally ready and is to be released on Sunday, November 28, 2010. Interestingly, this song has been sung by STR himself.