Actor Imran Khan, who has dubbed for the male protagonist Blu in the Hindi version of the animated film "Rio 2," says he always wanted to do an animated film and is glad that "Rio 2" marks his debut in it.br Subscribe for latest happenings in Bollywood entertainment, Hindi TV Cinema and your favourite Sports celebrities, their Exclusive news updates.br br br IANS India Videos - Dedicated to bringing you the latest and best in sports and entertainment world. From traditional sports like cricket to best Bollywood entertainment news, IANS India is a must watch on YouTube.