Preheat oven to 400°F. Lay bacon strips on a baking sheet and cook for 15 minutes or until crispy.
Toast the breads until golden.
Lay one piece of bread on a plate, spread mayo and top with a slice of cheese, ham, and turkey.
Spread mayo on another slice of bread and place down on the ham. Spread other side of the same toast with mayo.
Top with lettuce, tomato, bacon, and avocado. Spread one side of the last piece of toast with remaining mayo.
Insert a toothpick into each sandwich piece.
Use a knife to cut the sandwich into equal pieces.