Irwin Hearts Mandy was an special 5-hour Valentine's Day marathon that aired on February 14, 2007 at 6:00 PM to 11:00 PM. The marathon includes all the cartoon shows and the episodes of The Grim Adventures of Billy & Mandy that focusing on Irwin and Mandy.
Gallery
Billy and Mandy Promo Irwin Hearts Mandy p7
Billy and Mandy Irwin Hearts Mandy Shorties 01 Dream Date p7
Billy and Mandy Irwin Hearts Mandy Shorties 02 Dracula De Bergerac p7
Billy and Mandy Irwin Hearts Mandy Shorties 03 Hate in an Elevator p7
Billy and Mandy Irwin Hearts Mandy Shorties 04 Future Nerd p7