My mom sent this link to me over the weekend.
May you be blessed with love, laughter, and family/friends during tomorrow’s celebration!
For some of my international friends, you might be interested in this link explaining our Thanksgiving holiday.
Abraham Lincoln is credited as establishing Thanksgiving as a federal holiday on the last Thursday. Here’s a link to his proclamation.
I prefer the storytelling tone from the above links (found by googling Thanksgiving explanation). Another explanation at Wikipedia includes Thanksgiving in Canada.