Here we go (but if you’re cooking for a real crowd, the original one looks good ;-)
http://www.bettycrocker.com/recipes/pineapple-upside-down-cake/a1c9a639-0748-4f2c-89f5-fd33cf138986
The recipe didn’t come up for me on my PC. Most recipes that I have read call for canned pineapple. The most wonderful upside down cake I ever made I used fresh pineapple slices. It was divine!