Memberships:	Alberta Choral Federation Alberta Council for the Ukrainian Arts Edmonton Arts Council Canadian Voice Care Foundation ChoralNet
Business Suppliers:	Rideau Music
Public Domain Sheet Music:	Public Domain Choral Music Free Christmas Carol Sheet Music Choral Public Domain Library International Music Score Library Project
Listen to Music:	Flash mob Hallelujah chorus November 2010 We Wish You a Merry Christmas Chorus from Judas Maccabaeus Over the Rainbow: Israel Kamakawiwo'ole Ave Maria Flash mob Hallelujah chorus in Edmonton City Centre Mall, December 17, 2010 (Sound Opportunity was part of it!)