An event every year that begins at 00:00 on day 26 of June, repeating indefinitely
An event every year that begins at 00:00 on of July, repeating indefinitely
When: June 26 and/or
First occurrence: .?.
Ratcatcher’s Day has 2 different dates according to many different manuscripts from centuries ago.
The most notable mentioned versions are June 26 which is supported by both the the Lüneburg manuscript (c. 1440–50) and the brothers Grimm July 22 according to Robert Browning.