It's okay to feel crabby, especially when you have all of the ingredients for this great salad on hand. "Seaing" is believing when you sample this fancy side.
For 4 people
Thaw, drain and slice crab. Combine mushrooms and cucumber slices. Drain artichoke hearts, reserving liquid. Combine liquid with lemon juice, vinegar, garlic, oregano, salt and pepper. Pour over mushrooms and cucumbers and toss lightly. Cover and refrigerate for 2 hours. Drain vegetable mixture. Arrange crab, mushrooms, cucumber, artichoke hearts, tomato wedges and cheese triangles on 4 lettuce-lined salad plates.