03With a very sharp knife, shave kernels off each corn cob. Combine with the onion and celery. Set aside.
04Mix together mayonnaise, sour cream, feta, and half-and-half. Stir in sugar, squeeze in lemon juice, and add salt and pepper. Stir, then taste. Add more salt if necessary; do not undersalt!
05Slice chicken on the bias to create flat, randomly shaped pieces. Throw into a bowl with celery, onion, and corn. Stir to combine. Pour half the dressing over the ingredients and toss gently. Add more as desired, but don’t overcoat the salad; should be light!
06At the end, toss in the blueberries to lightly coat them in the dressing. Serve, then sprinkle individual helpings with feta.