Well, my dear, to make your Christmas tree lights blink, you'll need to invest in some special bulbs designed to flash and flicker. These special bulbs are made with a special circuitry that causes them to blink on and off in a pattern, creating a festive and captivating effect. You'll also need to make sure your tree is well-grounded to ensure the lights don't spark or cause a fire hazard. With these precautions in mind, you'll be able to create a beautiful and dynamic light display to enhance the magic of the holiday season!