Heaven On Earth Cake

1 store-bought or homemade angel food cake

2 packages (3.4 ounces each) instant vanilla pudding mix

1 1/2 cups whole milk (or as required by pudding mix instructions)

1 cup sour cream

1 can (21 ounces) cherry pie filling (or any other fruit filling you prefer)

1 container (12 ounces) whipped topping, thawed (or equivalent homemade whipped cream)

1/2 cup sliced almonds, toasted (optional for garnish)

Fresh fruit for garnish (optional)