It happened at around 22:00 on Wednesday 24 August near the Tea Rooms at Saumarez Park, where the annual show was being held.
It’s alleged “a young female was assaulted by another female near to the Tea Rooms. This resulted in the two individuals having to be separated from each other.”
Anyone with information regarding this incident is asked to contact PC 101 Wilen, by calling 222 222 or by calling Crimestoppers anonymously on 0800 555 111.
Pictured: Guernsey Police are investigating the alleged incident.