Mix sugars and butter or shortening first, add eggs and vanilla. Stir in dry ingredients and then fold in bananas and milk.
Remember that song that the muppets sing, called "Mahna-mahna"? It's fun to sing when you eat your banana bread. Just change up the lyrics a bit and sing "Banana bread, do-dooo-do-do do, banana bread, do-do-do-dooooo".