The Hebrew Calendar is the basic set of rules by which we in God’s Church determine when to keep God’s Holy Days. Calendar critics with their varied concerns, opinions and differing conclusions have been around for centuries. It is nothing new. This message about the Hebrew calendar explain some of the very complex issues around this topic in a simple to understand manner. Also addressed are some of the complications of the heavenly bodies movements in order to have a Calendar in its season for the spiritual purpose and intent of God’s Holy Days. It also describes some of the reasons why there are disagreements amongst those that believe in only a new moon observation. It then concludes by discussing who has the ecclesiastical authority to appoint God’s Holy Days.