PREPARE jelly powder according to 30 Minute Set Method on package. Set aside 2/3 cups of slightly thickened jelly.
STIR melon balls into remaining jelly; spoon into dessert dishes.
BEAT reserved jelly with electric hand mixer on high speed until fluffy and doubled in volume. Spoon over fruit layer.
REFRIGERATE 30 min. or until set.
serving size = 3/4 cup