I couldn't have gone to a wedding at 3 weeks, but I wish you well - there's are some useful tips here for most social occasions bluegem
Crying Out Now: Thanksgiving Survival Guide
Do you have an escape route from this thing? can you leave when you want?
if not, or if you're concerned that you might not make it through sober, I'd *really* reconsider if you need to be there.
D