I'm celebrating by watering my roof and cars down for when the people who are going to set off fireworks illegally do so in my neighborhood. Before I heard the first bang of the day I watched this episode of the History Detectives that talks, amongst other things, about how the reason the "Star-Spangled Banner" sounds like the melody was done by a committee is because it was:
http://www.pbs.org/opb/historydetectives/video/2323355629//They apparently couldn't get a consensus about a part of it and that's the horribly awkward part where you try to sing "Oh, Say does That Star-Spangled Banner Yet Wave!"