Great, thanks guys. My knowledge of 60's models and French depts is limited!
Femmenoire, 8d is a container, queen and 18d inside cancan (maybe 2 of baked beans)
27a is 6 letter word for ransack, 2 letter word for home, around the usual letter for university
8d and 27a are theme words
31a is 'be' followed by what Puck was doing when he wrote the puzzle. Troublesome is the def.