BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//Simpletools//Dates//EN
CALSCALE:GREGORIAN
METHOD:PUBLISH
X-WR-CALNAME:Ugly Christmas Sweater Day dates
BEGIN:VEVENT
UID:fce903c9146b09a6b4894a4c04f3c0e3a923cbd2@simpletools
DTSTAMP:20261010T074924Z
SUMMARY:Ugly Christmas Sweater Day
DTSTART;VALUE=DATE:25531221
DTEND;VALUE=DATE:25531222
DESCRIPTION:Ugly Christmas Sweater Day encourages people to wear their most
  colourful and deliberately unfashionable festive knitwear.\n\nSource page:
  https://fipsum.com/when-is/ugly-christmas-sweater-day/2553
URL:https://fipsum.com/when-is/ugly-christmas-sweater-day/2553
END:VEVENT
END:VCALENDAR