The big wedding finally took place - and it wasn't the people who were scheduled to get married on this date and in that venue. But it was still magical.
George and Izzie will always be close, even though their relationship has been through its ups and downs. What a wonderfully-written scene this was, when he helped her down the aisle.
Alex and Izzie embrace after getting married in "What a Difference a Day Makes," the 100th episode of Grey's Anatomy, from Season Five. It was a great Grey's moment, no question about it.