I have never followed a televangelist, so that strawman of yours falls on the pits of hell forthwith.
However, I have both read and listened to the Scriptures all the way through several times. It is abundantly clear that who vainly say "Lord, Lord" in Jesus' picture, are those who are content with externals. Remember, the context of preaching among the Pharisees, who were experts in the externals.