this scenes is when they are in the dinner and Ares comes and tells them to bring him shield back to the dinner he will be waiting for it
this scenes is when they are in the casino and stay there for 3 days when you think it has only been a few hours in the book you just walk in but in the movie you eat the lotus flower
this scenes is when luke and percy fight for the lighting bolt and luke said he is not the son of posidin then percy brings all the water up then throws it at luke and he gets the bolt