Make an angel food cake from mix. Slice strawberries and macerate with sugar to taste. Let sit in fridge for a couple of hours to bring out juice ( can make a day ahead). Top cake with strawberries and whipped cream or ice cream if you prefer.
Watergate salad. Large tub of cool whip, can of pineapple (chopped and undrained) one box pistachio pudding mix (not made, just dump in. Half to a whole bag of mini marshmallows depends on how much you're making. Chopped nuts (any kind and they're optional) chill for a few hours or better yet.