Are drunks in the audience ruining Broadway performances of “The Book of Mormon”?

I have no idea.  But this article claims that they are:

http://www.dailymail.co.uk/news/article-3382328/Drunkards-audience-ruining-Book-Mormon-Broadway-getting-inebriated-vomit-pass-review-says.html

If it’s really happening, perhaps they’re secret agents sent by the evil Mormon cult to disrupt the play?