Greetings to you in the name of our Lord Jesus Christ! Looking for the right way to invite new people to your church?Click here for a guide complete with free church invitation letter samples. 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. We created three free templates you can use as a starting point. I hope this singer invitation letter finds you in good health and even better spirits. Oh, how I have missed you and your voices! Now, first of all, our letter needs an introduction. Start your introduction with a polite and respectful greeting and introduce yourself. To invite a musician to perform at your church for a special Mother's Day service, you can write a formal letter with the following structure.