If something changes and some details about a show on your calendar need to be updated, you can easily get back into the calendar date and edit it.
Step 1. Click 'edit epk' in the top righthand corner.
Step 2. On the lefthand side select the calendar tab.
Step 3. Click the small gear to the right of the calendar date and select edit.
Step 4. Update the calendar date and be sure to save.
Your calendar date has now been updated.