Diary of a wimpy kid：hard luck Diary of a wimpy kid : hard luck Diary of a wimpy kid．Hard luck Diary of a wimpy kid．8，Hard luck Diary of a wimpy kid．[8]，hard luck Diary of a wimpy kid.．vol. 8,，Hard luck Diary of a wimpy kid ; Diary of a wimpy kid : Diary of a wimpy kid．Dog days Diary of a wimpy kid 2