Pineapple Right Side Up Cake
["1 box yellow butter recipe cake mix", "1 (8 oz.) can crushed pineapple", "1 (8 oz.) can pineapple tidbits", "3 eggs", "1/2 c. margarine"]
["Mix cake mix, eggs, margarine and crushed pineapple with juice and juice from the tidbits.", "Pour batter into 9 x 13-inch greased pan.", "Sprinkle tidbits on top and bake at 325\u00b0 for 50 minutes."]
["cake mix", "pineapple", "pineapple tidbits", "eggs", "margarine"]