Except football is not usually a feature of Christmas. When the holiday falls on a weekday, the only football played is usually a very minor college "participation bowl" game, in Hawaii, between teams with 6-6 records. Christmas Eve is usually devoid of all sports. This year's Christmas weekend has a Black Friday/Thanksgiving feel to it because the NFL and its network partners and advertisers will never sacrifice a Saturday AND a Sunday to any holiday.
The whole NBA/Christmas Day synergy continues to puzzle me. I wonder why players haven't been more outspoken on this intrusion into family time and religion? (Yes, I know some are non-Christian, and spare me the woke/hate America narrative. It's just always seemed strange that the second holiest day on the Christian calendar is besotted with football. Of course, the holiest, Easter (and Good Friday), are just another day on the the MLB/NHL/NBA schedule, so ....)