For the Cheesecake Layer:

• 16 ounces cream cheese softened
• 1/2 cup granulated sugar
• 2 large eggs
• 1 teaspoon vanilla extract

For the Banana Cake Layers:

• 2 cups all-purpose flour
• 1 1/2 teaspoons baking powder
• 1/2 teaspoon baking soda
• 1/2 teaspoon salt
• 1/2 cup unsalted butter softened
• 1/2 cup vegetable oil
• 1 1/2 cups granulated sugar
• 3 large eggs
• 1 teaspoon vanilla extract
• 3 ripe bananas mashed
• 1/2 cup buttermilk

For the Banana Pudding Filling:

• 1 (3.4 oz) box instant banana pudding mix
• 1 1/2 cups cold milk
• 1/2 cup whipped topping

For the Whipped Topping:

• 1 1/2 cups heavy whipping cream
• 1/4 cup powdered sugar
• 1/2 teaspoon vanilla extract

Additional Layers:

• 1 cup vanilla wafer cookies crushed
• banana slices for garnish (optional)