hello my name is kenji and im writing to you from japan this year ill be making a movie. it will be my first movie so i want to make it right i was wondering do people make the movie first and then put the music after when its in editing. or do they make the movie first with the music already in mind and already know the timing of the song to fit that scene . becouse for me i dont know what music i want to use yet until maybe while im editing it .and how do you get the timing perfect with the scene and the music togather . im sorry if this is a stupid question but i hope some one can help me . thank you for your time