High Quality Content by WIKIPEDIA articles! "The Finale" is the series finale of Will Grace and the twenty-third episode of the show`s eighth season. It originally aired on the National Broadcasting Company (NBC) in the United States on May 18, 2006, when it was watched by an average of eighteen million viewers, making it the most watched episode of the final two seasons of Will Grace. In the finale, Will and Grace have a falling-out that lasts for years. They each have a child with their respective partners, and eventually reconcile when their children start college together. Meanwhile, Karen`s arch-enemy Beverley Leslie makes an offer to Jack which ultimately leads to Jack inheriting Beverley`s fortune.