void OnCollisionEnter(Collision collision) { if (collision.gameObject.tag == "Face") { collision.gameObject.BroadcastMessage("BeginAnimation", score > 0 ? "smile" : "anger"); if (scorekeeperReference == null) { scorekeeperReference = FindObjectOfType <Scorekeeper>(); } if (scorekeeperReference != null) { scorekeeperReference.AddSubScore(score); } } }