In a small bowl, whisk together the bourbon, oil, vinegar, honey and a pinch of sea salt. Add the tomatoes and toss to coat. Let sit for at least 30 minutes to marinate.
Preheat the oven to 400 degrees F. Line a baking sheet with parchment. Spread the bacon on the prepared baking sheet and bake until crispy, 12 to 15 minutes. Drain on paper towels, then break into large pieces.
Using a 1 1/2-inch round pastry cutter, cut 6 circles out of a slice of bread. Spread some mayo on a bread round, then top with two pieces bacon, some lettuce, tomato half, another bread round, more mayo, bacon, tomato, lettuce and then, finally, another bread round. Skewer with a 4-inch wooden skewer. Repeat with the remaining ingredients and serve. Make sure your guests shoot it all in one big boy bite.