Complex sentence: Shortly after the films initial release it was edited together with "Arthur and the Revenge of Maltazard" into a single film titled "Arthur and the Great Adventure", which was given a theatrical release in the UK on December 24,2010.
Split into simpler sentences: Shortly after the film's initial release, it was edited together with "Arthur and the Revenge of Maltazard" into a single film. This version, under the title "Arthur and the Great Adventure", was theatrically released on December 24,2010.