Dump 1 (20 ounce) can of chunk pineapple, juice and all; spread evenly over pan.

Dump 1 (8 ounce) package shredded coconut evenly over pineapple.

Dump a yellow cake mix evenly over the coconut. Chip up 2 sticks of butter over the top.

Bake in 350 degree oven until desired brownness (about 45 minutes).