The next year she was invited to perform at the event and chose to sing "Over the Rainbow".
Most barbershop quartet singers also choose to sing in a chorus.
She did sometimes wonder why a singer with a voice good enough to make money would choose to sing about laundry soap.
It hardly matters, however, which language they choose to sing in.
The tension is perhaps heightened by the music she chooses to sing.
Some in the audience may have wondered why he chose to sing so many songs on themes of death, despair and isolation.
They also chose to sing in English because they, "wanted to be understood by most of the people."
The band were invited back the following week, and chose to sing live.
As an alternative he chose to sing for the Flemish workers doing compulsory labor.
They chose to sing the new line "One world, Our children", which most of the participants enjoyed.