Question: Song

Oh, my patient little charges, my naughtiness is rampant, and I have been remiss in posting the answers to these delightful inquiries: however, I have been (fairly) adept at posting questions, so here's this week's:

Identify a song that is somehow of significance to your group (where, as always, group is defined as you see fit). It might be a very 'traditional" song, but it might simply be an important part of your group's repertoire.

And for those who care, my bra article was published in the most recent issue of Ethnologies: the library should have their copy within days,m and then you can wallow in my brilliance to your heart's delight.