In the United States， the fourth Thursday in November is called Thanksgiving Day。 On that day， Americans give thanks for the blessings they have enjoyed during the year。Thanksgiving Day is usually a family day。 People always celebrate with big dinners and happy reunions。 Pumpkin pie and Indian pudding are traditional Thanksgiving desserts。 Relatives from other cities， students who have been away at school， and many other Americans travel a long distance to spend the holiday at home。