Wrap flatbread rolls individually in plastic wrap. Refrigerate at least 1 hour but no longer than 24 hours. With serrated knife, cut into 1-inch slices; secure each slice with toothpick. Arrange on large platter in twisty snakelike shape. Arrange front piece at angle slightly away from the body to look like head, place 1 red pepper piece on underside of pinwheel to look like tongue. Arrange rear piece at angle for end of snake.