In large mixer bowl, beat cream cheese until fluffy. Gradually beat in condensed milk. Beat until smooth. Stir in 1/3 C. lemon concentrate and vanilla extract. Pour mixture into baked pie shell. Chill at least 3 hours. Slice strawberries lengthwise. Arrange "fallen domino" style in 1 ring around outer edge of pie. For next ring, add a single row of fresh (or frozen, thawed and drained) blue berries. Slice a banana into 1/4 C. of lemon concentrate and drain. Place banana slices as next ring. Add another ring of blueberries, then a little "mound" of sliced strawberries in the center.