Anne-Marie —, actress who portrayed Julia Lennon in 2009 biopic Nowhere Boy (4)
I believe the answer is:
duff
(Other definitions for duff that I've seen before include "Heavy boiled or steamed pudding" , "Pudding -- useless -- Homer Simpson's kind of beer" , "seat" , "Homer's so-called favourite tipple" , "False; steamed pudding" .)