Quiz of the day

What is the output?

public class SystemExit{
   public static void main(String... args){
      Runtime.getRuntime().addShutdownHook(new Thread(){
         public void run(){
            System.out.println("Message 2");
         }
      });
      try{
         System.exit(99);
      }finally{
         System.out.println("Message 1");
      }
   }
}