The document discusses common celebrations and activities associated with several special occasions including birthdays, Mother's Day, Christmas, New Year's Eve, and Valentine's Day. For birthdays, people typically have a party and sing "Happy Birthday" while blowing out candles on a cake. On Mother's Day, people give cards and presents to mothers. Christmas involves exchanging presents, having a traditional lunch, decorating homes, and setting up Christmas trees. New Year's Eve is celebrated with parties and watching fireworks at midnight. For Valentine's Day, people send cards and messages anonymously.