CHOIRS AT WORK The Brandenburg Festival welcomes two of Londons most dynamic workplace choirs to sing a diverse repertoire of pop, gospel, folk and classical songs. You can add a donation to the charities supported by the two choirs by opting for a "+DONATION" ticket If you book via the CITI link your donation will go to The Felix Project If you book via the LEWISHAM link your donation will go to the Lewisham and Greenwich NHS Trust Charity