#include <LiquidCrystal.h>
LiquidCrystal lcd(12, 11, 5, 4, 3, 2);

int backlightPin = 13;

void setup() {
  lcd.begin(16, 2);
  pinMode(backlightPin, OUTPUT);
  digitalWrite(backlightPin,LOW);
  lcd.setCursor(0,0);
  lcd.print("  Powerpuff!");
  lcd.setCursor(0,1);
  lcd.print("    Girls!");
  lcd.cursor();
  lcd.blink();
  delay(2000); 
}

void loop() {
  lcd.scrollDisplayLeft();
  delay(250);
  lcd.noDisplay();
  delay(250);
  lcd.display();
  delay(500);
  digitalWrite(backlightPin, !digitalRead(backlightPin)); 
  delay(1000);                                            
}