Tomorrow the Windows Live Calendar service will be down for a few hours:

Windows Live Calendar Planned Downtime on Tuesday, January 13

Our team is about to release more cool features to the Windows Live Calendar service. In preparation for this upgrade, we expect 4-5 hours of downtime starting on Tuesday, January 13 at 11 AM Pacific time. You should see the new functionality by Thursday, January 15.

Stay tuned for more news about the great new functionality.

Your friends at Windows Live Calendar

More features! What will those be? We sure will stay tuned and update you as soon as we know more.