In a large bowl add: the whole bag marshmallows, drain 1can of cocktail fruit mixand pour all the fruit, the 2nd can save the juice (so u can add later on) and add the drained fruit of rhis one too. Add 3/4 of the tub of cool whip ( you can add mkre if you like at the end). Add1/2 of the small sour cream ( you can also add more later on). And gradually add coconut 1/4 of the bag at a time. If the salad is too thick add a little bit of the fruit jyice a bit at a time. If you want it sweeter, add more coolwhip, if you wanna kill a little of the sweetness but keep it rich and creamy, more sour cream. Mix all together, refrigerate, enjoy!