Happy St. Patrick's Day postcard

Happy St. Patrick's Day was a postcard in Club Penguin. It could be sent to another player for 10 coins from the Postcard Catalog. It did not return after the Penguin Mail update in July 2008.
==History==
Available from	Available until
2007 	Unknown
==See also==
*List of Postcards
*St. Patrick's Day Party 2007