Originally Posted by raymr

It sounded like 3 or 4 loud people booing. It's still a controversial topic that violates strongly held traditions with lots of people. I think a gay military wedding, for example, would be maybe a little weird.

Military Wedding Arch of Sabers
A Marine Corps tradition, often adopted by the Air Force, is for the last saber bearer to "tap" the bride with his saber and say, "Welcome to the Marine Corps, Ma'am."