Grease a 9x13 inch baking pan. Place bread cubes in pan. Set aside.In a medium bowl, combine eggs, milk, worcestershire sauce and ground mustard and whisk until eggs are well blended and ingredients are well combined.Stir in Mozzarella cheese, cheddar cheese, bacon, ham, Canadian bacon and pineapple until ingredients are evenly mixed. Pour over bread cubes. Lightly toss with fingers to evenly coat and mix ingredients in.Cover and refrigerate overnight.In the morning, when ready to bake, preheat oven to 350 degrees F.Bake uncovered for 40-50 minutes or until golden brown.