I got code geass season one and two from a friend the other day, and the episodes he had had a strange numbering, I checked wikipedia and it said both season have only 25 episodes but my friend had 27 eps of season one and had two eps 8 and 17 numbered as follow 8 and 8.5 and 17 and 17.5 both eps are different and both are 24 minuts long how do I know wich one is the right one that follows in the season please help