How is singeetham's New Movie Dif. from 'PV'?

'Pushpaka Vimaanam' was a great experimental film produced and directed by great veteran film director, Singeetham Srinivasa Rao. This mooky( without dialogues) film was released in the year, 1987 and got good success at the box office. Kamal Haasan and Amala essayed the roles of hero and heroine of this different film. 

Singeetham Srinivasa Rao is all set to direct yet another experimental film. This time, he wants to make a music backdrop movie consisting full of songs and no dialogues. Likely, this innovative idea will yield fruitful results at the box office for this director. On the other hand, Singeetham's 'Welcome Obama's shoot is going on in a brisk pace. The movie has full of debut actors in it. The audio of this film is releasing the third week of this month.