Mary Queen of Heaven(Queen of heaven is mentioned in the book of Jeremiah, this is in reference to a sky goddess. There is no, nor ever will be, a "queen of heaven". But there is most assuredly a King of heaven.
The Feast of the Immaculate Conception is on December 9 this year. It is not a Holy Day of Obligation, but is still the Patronal Feast of the United States and should be celebrated with great solemnity in every parish.