That one about his sons may POSSIBLY have gotten a chuckle if Huckabee had said it immediately after Romney said he was spending his money on the election. Timing is everything. If you are put on hold for 5 minutes, and the topic has changed, you have to put it away.
Well Ron is right about this last question (except the war part).
True, it was probably a preset one liner, once the topic was broached, he had to use the one liner...