12 days
one; christmas day
Because it is part of the 12 days of Christmas.
The three principal feast days are Pentecost, Easter and Christmas.
Pentecost.Pentecost.Pentecost.Pentecost.Pentecost.Pentecost.Pentecost.Pentecost.Pentecost.Pentecost.Pentecost.
Post-Christmas feast.
It is 12 days long, though many people stop celebrating about 2 or 3 days into it. It ends on the 6th of January with the feast of the Epiphany.
The Feast of the Epiphany - the feast celebrating the arrival of the three magi to the Christ Child. http://en.wikipedia.org/wiki/Epiphany_(holiday)
The 12 days of Christmas are the days from Christmas Day (the celebration of the birth of Jesus Christ) to Epiphany (the celebration of the arrival of the 3 Kings). They go from December 26th to January 6th.
Eight.
9 days
Pentacost is the 50th day after Easter. The 40th day after Christmas is Feb. 2, the day of Christ's Presentation in the Temple.
It is the Feast of the Holy Family.