Yes, Maggiano's Little Italy is open on Christmas Day. The restaurant offers a special holiday menu for both lunch and dinner. The menu includes traditional Italian holiday dishes like lobster ravioli, braised short ribs, and cannoli. Maggiano's also offers a festive atmosphere with Christmas decorations and holiday music playing in the background. So, if you're looking for a delicious Italian meal this Christmas Day, Maggiano's is definitely the place to go.