2 (16 oz.) cans Mandarin oranges
2 (15 1/2 oz.) cans pineapple tidbits
2/3 pkg. miniature marshmallows
1 can lemon pie filling
1 tub (4 1/2 oz.) Cool Whip

Drain oranges and pineapple. Mix together. Add to pie filling. Fold in Cool Whip. Chill overnight.