Screwed Code

import java.util.ArrayList;
import java.util.Scanner;
//import com.google.gson.Gson;
//import com.google.gson.GsonBuilder;

 // author @btcworker - Gene Cotillo

//line 74 or so will have my comments, but essentially i made all the variables defined right here static. Started getting the null pointer exception
//I added values after i got it the first time, before they were not initialized since i initialize them below.

public class Movie {
    public static String title = "A";
    public static String overview = "B";
    public static String releaseDate = "C";
    public static String director = "D";
    public static String genreName = "Action"   ;
    public static String[] genre = {"Drama", "Action", "Comedy", "Horror"};

    private static ArrayList<Movie> movieA;

    public Movie()  {
        movieA = new ArrayList<Movie>();
    }
    public Movie(String mTitle, String mOverview, String mReleaseDate, String mDirector, String mGenreName) {
        title = mTitle;
        overview = mOverview;
        releaseDate = mReleaseDate;
        director = mDirector;
        genreName = mGenreName;
    }
    public static void addMovie(String mTitle, String mOverview, String mReleaseDate, String mDirector, String mGenreName) {
        Scanner in = new Scanner(System.in);
        int time = 1000;

        System.out.println("Please enter the information about your movie below.");
        System.out.println();
        sleeper(time);
        System.out.print("What is the name of your movie?" );
        mTitle = in.nextLine();
        System.out.println();
        sleeper(time);
        System.out.print("Give a short description of what the movie is about: ");
        mOverview = in.nextLine();
        System.out.println();
        sleeper(time);
        System.out.print("What year did the movie come out? ");
        mReleaseDate = in.nextLine();
        System.out.println();
        sleeper(time);
        System.out.print("What is the name of the director of the film? ");
        mDirector = in.nextLine();
        System.out.println();
        sleeper(time);
        System.out.println("What Genre best describes the movie? ");
        sleeper(600);
        System.out.print("Type 1 for Drama, 2 for Action, 3 for Comedy or 4 for Horror" );
        int userGenre = in.nextInt();

        if (userGenre == 1) {
            genreName = genre[0];
        }
        else if (userGenre == 2) {
            genreName = genre[1];
        }
        else if (userGenre == 3) {
            genreName = genre[2];
        }
        else if (userGenre == 4) {
            genreName = genre[3];
        }
        else {
            System.out.println("You have entered an invalid entry for genre. We will use the default genre.");
            genreName = genre[0];
        }
        //Everything was working fine until I changed these variables, which are called in the class above, to static.
        //Only did so because Eclipse told me too... Now i get a null pointer exception when trying to type the interger for the genre choice.
        movieA.add(new Movie(title, overview, releaseDate, director, genreName));

        sleeper(1200);
        System.out.println();
        System.out.print("Would you like to enter another movie? type 1 for yes or 2 for no");
        int moreMovies = in.nextInt();
        in.close();

        if (moreMovies == 1) {
            start();
        }
        else {
            System.out.println(movieA.toString().replaceAll("\\[\\]", ""));

            //originally, i was going to turn the arrayList into an object and then use json to print it out.
            //worked well, but then i changed the code.
            /*
             * Gson gson = new GsonBuilder().setPrettyPrinting().create();
            * String json = gson.toJson();
            * System.out.println("Here are the details for the movies entered:");
            * System.out.println();
            * System.out.println(json);
            */
        }
    }
        public static void main(String[] args) {
            start();
        }
public static void start() {
    System.out.println("Welcome to The movie list builder!");
    sleeper(900);
    addMovie(title, overview, releaseDate, director, genreName);
}

public static void startOver()
{
    System.out.println("Get ready to enter the info for your next movie.");
    System.out.println();
    sleeper(900);
    addMovie(title, overview, releaseDate, director, genreName);
}
public static void sleeper(int time) {
    try {
        Thread.sleep(time);
    } catch(InterruptedException ex) {
        Thread.currentThread().interrupt();
    }
}
}