Choir, I'm guessing, implies SCHOOL choir, not choir at church.
My estimation would be that she's Buddhist or some other Eastern sect.
Though, I may be wrong. Never know.
“…Judge not what a man has done, but judge what he could have done if he was a different bloke altogether. For art thou a leper? And a leper can changeth his spots…” --Rudy Wade, Misfits (Series 4, Episode 8)