Holiday Lights - Version 5.2 Strings rows of Christmas tree bulbs around the edges of your screen, with festive music playing the background. It even includes a screen saver with gently falling snow and other seasonal choices to put you in the holiday spirit. The colorful lights flash on your desktop while you continue to work, so it's not just a screen saver. You can choose from more than forty different bulbs for any season, including standard Christmas tree lights, chili peppers, stockings, holly, snowmen, happy faces, Valentine's Day hearts, Thanksgiving turkeys, Halloween Jack-O-Lanterns and more.