We celebrate through Epiphany, too, and have an Epiphany Party to wrap things up. People are still wanting to celebrate and we all finally have the time available. We have to put a flyer in with our invitations, tho — a definition of Epiphany, for the non-liturgical and non-churched.
In Vienna, they start the Waltz Season December 26 and go til - what? Epiphany? Lent? In Merrye England, they celebrated the Twelve Days After. The Puritans left some of the good stuff behind, but it is ours for the taking.
We always keep our tree and decorations and creche up till Epiphany, too.
That’s when the Wise Men came. Some countries pass out their gifts on that day to commemorate the gifts the Magi brought the infant Jesus.