BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//time.now/holidays//NONSGML v1.0//EN
BEGIN:VEVENT
UID:7b18a474-ddd0-4683-9d31-ef3666798438
DTSTAMP:20260421T054759Z
DTSTART;VALUE=DATE:20280918
SUMMARY:Birthday of the Heir to the Crown of Tonga (observed) (Tonga)
END:VEVENT
END:VCALENDAR