Blend:

1 c. sour cream
1 sm. container Cool Whip
1/2 c. sugar
2 tsp. lemon juice
1 tsp. vanilla

Fold in:

1 (13 oz.) drained, crushed pineapple
4-5 sliced bananas
1/2 c. maraschino cherries
1 1/2 c. chopped pecans

Freeze in covered container, remove from freezer 1 hour before serving. Refrigerate left overs.