Heat oven to 350°F (325°F for dark or nonstick pan).

Make, bake and cool cake as directed on box for two 8-inch or 9-inch round cake pans.

In large bowl, mix frosting and whipped topping until well blended.

Cut each cake in half horizontally.

Place 1 layer half on serving plate; spread with 1 cup of the frosting mixture. Repeat 3 more times.

Arrange berries on top of cake.

In small microwavable bowl, microwave jam uncovered on High about 20 seconds or until warm.

Stir in orange juice; mix well with fork.

Brush over berries.

Store covered in refrigerator.