in most countries I've lived in, an official public holiday then immediately follows on the Monday
Epiphany or Three kings day is a public holiday in countries such as Austria, Colombia, Croatia, Cyprus, Poland, Ethiopia (but on different date that varies annually), parts of Germany, Greece, Italy, Slovakia, Spain, and Uruguay. It is not a public holiday in Australia, Canada, the United Kingdom and the United States (except the US Virgin Islands where it is a public holiday).
timeanddate.com/holidays/common/epiphany