According to the studio checklist,"Cabin in the Sky," "Honey in the Honeycomb," Love Me Tomorrow," "In My Old Viriginia Home," and "Taking a Chance on Love" were used from the original score. Harburg and Arlen contributed "Happiness Is Just a Thing Called Joe," "Li'l Black Sheep," "That Old Debbil Consequence," "Some Folk Work," and "Ain't It the Truth." Roger Edens contributed "Forward," "The Prayer," "Dusky Jezebel," "Sweet Petunia," and "But the Flesh Is Weak."
I don't think any amount of petitioning will convince the Gershwin estate to let go of PORGY AND BESS. I am glad I got to see it once, but I suspect we'll never see it again. Could they have gone so far as to have burned the negative and destroyed all copies in existence?