Invitation Letter to Choir - On behalf of the leadership here at (name of church), I wanted to take this opportunity to invite you and your Choir. Follow a few simple steps to create a variety of invitation letters for your church using our free templates.We'll detail everything you need to know about how to invite a guest speaker, from the earliest planning stages to drafting a formal speaker invitation letter. We created three free templates you can use as a starting point. Greetings to you in the name of our Lord Jesus Christ! I am sending you this letter as a formal invitation to be a part of our praise and worship session that will be held during our Church Usher's Day. The North View Baptist Church will be celebrating their annual Senior Choir Anniversary on October 5 at p.m.