New Delhi, April 2 (ANI): Singers Shaan and Sunidhi Chauhan have reached Hollywood. The duo has lent their voice for the 3D Hollywood animation film Rio. Apart from dubbing the dialogues in Hindi for the lead characters Blu and Jewel, the singers have also sung some songs for the films Hindi version. Talking about the project Shaan said that associating with Rio was a unique opportunity, which he couldnt refuse. He added that he had a great time dubbing and singing for the film.