Program Information First Christian Church Fullerton is a Christian congregation and a member of the Christian Church (Disciples of Christ). As an Open and Affirming Congregation, we are committed to being a community in which all people are loved \u2014 women and men, young and old, all sexual orientations and gender identities, all classes and abilities. We are a community in which all people learn to love by following the example of Jesus and through the Spirit of God.