Complex sentence: It is a remake of Murugadoss's own 2005 Tamil film of the same name starring Aamir Khan in the lead role along with Asin and it became the highest-grossing movie of that year and the first Hindi film to cross the 100 crore mark.
Split into simpler sentences: It is a remake of Murugadoss's own 2005 Tamil film of the same name. It became the highest-grossing movie of that year and the first Hindi film to cross the 100 crore mark.