"Show me where ANYONE associated with Christ celebrated his birth."
The Angels did anon. The Shepherds did and so did the three Magi.
If Anons want to save money on hotel you might consider staying just outside DC cause they're cheaper.
My view is if you worship Jesus Christ you worship everything about him. His birth, his life, his death and resurrection. His plans, his thoughts, everything.
December 25 is the agreed upon day for the Western world of when he was born. Doesn't matter to me if he actually was born on a different day. It's a day to remember the Gift of God and how that changes everything.