Democrats refuse to do so. That is why their kids pretend to shoot each other with dolls. Republicans spend hundreds of dollars and hour of work decorating the yard with outdoor lights and Christmas displays. Democrats save their time and money and drive around at night to enjoy the scenery. Republican always take the price tag off any expensive gifts they buy before wrapping.
Republicans wear wide red ties and green sport jackets during the festive season.
Democrats do too, all year round. Most Republicans try, at least once, enclosing indulgent, wretchedly maudlin form letters about their families in their Christmas Cards. Public ridicule from Democrats usually discourages them from doing it again. Cheapskate Republican buy an artificial Christmas tree. Tightfisted Democrats buy a real tree, but they wait until the week before Christmas when the lots lower their prices.