Hmmm...I guess I didn't put any garlic in it. I'm sure it would benefit from it. Also, if I had any fresh parsley, I would have thrown it in too. Fancy shmancy olives such as kalamata would be nice here too. I don't keep them on hand (special occasion food here), so I just used green olives.
cooked chicken diced or shredded
roasted red peppers
marinated artichoke hearts
Caesar Dressing (or homemade)
feta cheese, crumbled