A particular hellfire minister was once preaching on Revelation 22:12A.
“Behold, I come quickly!”, he announced. Then, for emphasis, bellowed out the text very loudly, while thumping the pulpit lectern.
At this point, the rather small flimsy Pulpit collapsed, and he ended up in the lap of a choir member.
A fellow chorister was heard to remark, “Well, at least he warned us!”