AC Advent Calendar 2000 - Version 3.0.0 The latest and greatest version of the Advent Calendar supports all screen resolutions, includes MP3 carols, has a higher level of integration with the Windows Desktop and also includes brand new, stunning background images. Each day, the Advent Calendar will greet you with a Christmas Carol, a trivia question and a randomly selected background image. Version 3.0.0 has also had a variety of performance enhancements and now includes integrated Web Content from Santa-Claus.com. Your PC isn't complete without AC Advent Calendar 2000 this Christmas.