I've got double decker for a chocolate answer
but then i have these 2 clues
Orange antiques dealer
and
TV antiques expert
and I cant think of anyone but David Dickinson
likewise
deceiver (put double dealer)
and
You have to do it to win sometimes - can only think of double deal
Any ideas on
6. Should be pain by
7. Son of Richard
Its a local quiz and I do say never again but then start it every year - lol