Boil the chicken until done and then cut into cubes.
Saute celery and onion in a little butter until translucent.
Cook wild rice according to package directions using stock from cooked chicken instead of water.
Mix chicken, celery and onion, rice, soup, and sour cream together and pour into a greased 9x13" dish.
Top with crushed potato chips, if desired.
Bake at 350 for 30 minutes.