Ranging from Velvet-like garage rock to louche cabaret, and including the occasional belgian country lament, Duvall's work manages to cross Townes Van Zandt's sense of desperation with Serge Gainsbourg's spicy humor. Duvall penned the 1980 electro pop millions seller "Banana Split" for Lio, also providing various nasty material for Jane Birkin, Sparks, The Runaways, Chrissie Hynde, Etienne Daho, Telex, Dani .