The Grange Festival Chorus

I don't have sufficient reliable knowledge about The Grange Festival Chorus. Without specific details or location, it is challenging to provide an accurate description. The Grange Festival itself is an opera festival that takes place at The Grange in Hampshire, England, and it features various performances including a chorus. However, detailed and specific information about a chorus by that exact name or any notable events or awards specifically associated with it is not available in my training data. For accurate and detailed information, consulting The Grange Festival's official sources or related local arts directories would be recommended.