Those idiots probably turned more people against Christ with that disgusting display than a hundred Atheists.
No; for they were preaching the truth. Jesus said you will be hated of all men for my name's sake.
It is the convicting messages that do the most saving.
The only thing I saw wrong with their approach was that they were being judgmental of the people they were preaching to; and that indicates that they are guilty of the same sins.
But, of course, they have been cleansed of them; and therefore there is no condemnation for them.
The cry of the unbeliever (in quoting their favorite verse, "Judge ye not; lest ye be judged") is answered by the fact that Jesus, in context, said to take the beam out of your own eye first and then you will see clearly to take the speck out of your brother's eye.
And who are we to say that these preachers haven't done that?