My you happy your sister is not in pain. You are happy and sad because you miss her physical presence. You will have both happy and sad times but always know that your sister will always be with you when you keep her in you heart. You are normal. Grief has no time table. 🙏🙏🙏🙏🙏🙏❤️🙏🙏🙏🙏🙏🙏🙏🙏