National Pumpkin Pie Day

Takes place twice annually, on the 25th of the month of December and on the 12th of the month of October.

Hashtags:
References:
daysoftheyear.com/days/pumpkin-pie-day/
foodimentary.com/2015/10/12/october-12th-is-national-pumpkin-pie-day/
nationalwhateverday.com/…/national-pumpkin-pie-day