Step 1 : Introduction to the question "What country's inhabitants enjoy "reveillon" on Christmas Eve?"
...In Haiti, Christmas is a time for families to get together for a special dinner and gift giving. The large Catholic population in Haiti means many attend midnight Mass on Christmas Eve. Afterward, a special meal called "reveillon" begins and lasts until the lights of dawn break the morning sky. Children clean their shoes and fill them with hay. Santa comes during the night to replace the hay with presents. Source: Reference.com