In a large bowl, mash the tuna with a fork. Next, add in the yogurt, mayo, Dijon, vinegar, honey, salt, pepper and mix until the tuna is combined. Then, mix in the cucumber, corn, celery, pickles, avocado, pepper and dill until all is coated. Serve with rice cakes, pita pockets, sour dough bread toast and we also topped ours with everything bagel seasoning.