Tet is the most important holiday celebrated in this country. Some have described it as Christmas,Thanksgiving and your birthday all rolled into one! Tet is actually a NewYear celebration, and typically coincides with the Chinese New Year. Falling sometime in January or February, based on the cycle of the moon, the Vietnamese celebration lasts an entire week. It is filled with family reunions, feasting, and worship.Much of the celebration of Tet centers around good luck, and everything is done with this in mind. Children are given new clothes and money. Homes are cleaned prior to Tet, but never on the first day of the New Year so as not to "sweep the luck out". Debts are cleared, and games, gambling, fortune-telling, and dragon dances are popular activities.Giving gifts in Vietnam during the Tet holiday should focus on the Vietnamese symbols of good luck. Welcome items would include new clothes, peach branches, rice wine in a gourd, or anything red. Watermelon is a popular choice. Several gifts are considered taboo, including watches, clocks or knives.