The Chorus of Purcell’s Ode to Saint Cecilia (1692).
This was written for the Feast Day of Saint Cecilia (November 22), who is the patron saint of musicians. Sorry, I can’t get any info on the choir.
Sunday Music & Ode to St. Cecilia & Henry Purcell
What Do You Do for an Encore? 
Is there a patron saint of funny names? I know there’s a St. Swithun’s Day (July 15, the day after my birthday), which may be the best funny named holiday!
Darn good question! And one only the ace research team at BoFN could properly answer!
Cracked has a list of the 8 most bizarre patron saints:
http://www.cracked.com/article_16509_the-8-most-bizarre-patron-saints.html
It doesn’t address your question, but there’s some gold to mine there. I was impressed with Saint Drogo, patron saint of unattractive people!