How many part harmony in bohemian rhapsody at its peak eg most parts at one time?

In "Bohemian Rhapsody" by Queen, the most intricate part harmony occurs during the operatic section, where up to six distinct vocal parts can be heard simultaneously. The band layered their voices extensively, creating a rich and complex sound with harmonies that blend seamlessly. This peak moment showcases their vocal capabilities and contributes to the song's unique and theatrical quality.