You are correct; he also used the tunes of drinking songs, I'm told, to convert these tunes to a better use for people whom he lifted up from lives of hopelessness and addiction. Methodist singing was one of the main teaching tools, and one for which I, as a right-brainer, was most grateful in times of trouble later on, when the psalm-based lyrics of those hymns would come back to me.
In posting this, it was more about the overall cynicism of the pastor who is using the name of Methodist. How far this once strongly Christian denomination has fallen...