Complex sentence: It became the highest grossing Kannada film of 2008 and turned out to be a much bigger hit than the original "Naan Avanillai", and went on to complete over 100-day theatrical run in main center's of Karnataka.
Split into simpler sentences: It became the highest grossing Kannada film of 2008 and turned out to be a much bigger hit than the original "Naan Avanillai". It went on to complete over a 100-day theatrical run in the main centers of Karnataka.