Mummy Jalapeño Poppers

Name: Mummy Jalapeño Poppers
Ingredients: 4 slices bacon, chopped into 1/2-inch pieces; 6 ounces plus 1 heaping tablespoon cream cheese, at room temperature; 1 1/2 cups finely shredded Cheddar Jack cheese; 2 scallions, thinly sliced; 1 clove garlic, finely grated; Kosher salt; 10 medium to large jalapeños (each 3 to 4 inches long), halved lengthwise with the stem intact, seeded with a small spoon; One 8-ounce tube refrigerated crescent rolls; 1 large egg, beaten; 4 to 5 black olives (such as canned or Kalamata), for decorating