Mix 1 can crushed pineapple with 1 cup sugar and heat until sugar is dissolved.

Poke holes in cake with an ice pick or fork and pour above mixture over cake while still hot.

Layer remaining ingredients in this order: 1 pkg. vanilla instant pudding (prepared) 1 (12 oz.) pkg. Cool Whip 1 c. nuts 1 c. coconut

Refrigerate.