how is singing a part of the posadas tradition
Las Posadas Individuals may actually play the various parts of Mary (María) and Joseph with the expectant mother riding a real donkey (burro), with attendants such as angels and shepherds acquired along the way, or the pilgrims may carry images of the holy personages instead. Children may carry poinsettias.[12] The procession will be followed by musicians, with the entire procession singing posadas such as pedir posada.[4] At the end of each night's journey, there will be Christmas carols (villancicos), children will break open star-shaped piñatas to obtain candy and fruit hidden inside, and there will be a feast.[4][13] Piñatas are traditionally made out of clay. It is expected to meet all the invitees in a previous procession.