Devil's Picnic is actually an alias for a side project of Manon Anne Gillis.
From Discogs.com : "Anne Gillis, also known as Manon Anne Gillis, is a plastician, composer and performer. Her work is surrealistic and "féminin". She composed music and performance since the eighties. She lives in Paris."
"Pomme Ou Pas Pomme" was released by Ding Dong Records And Tapes in 1983.
Get it here : Devil's Picnic - Pomme Ou Pas Pomme