Another cryptic clue

[Crocus1]

Just 3 more to get!
Cancel book with missing article? ?N?U?
Timber trade? ?E?L
Son turning left in bad mood? ?N?O?
Grateful for suggestions please?

[Rollo]

Annul
Deal

[Aquagility]

S trop (<port)

[Rollo]

strop

[Crocus1]

Thank you for all answers. Why is timber trade, DEAL? Am I being really thick?

[Aquagility]

Trade=deal=timber

[dr b]

deal: "a fir or pine board of a standard size"

[Crocus1]

Thank you. Yes, I was being thick! Got it now. What about this last one?
TV play reworked by a plagiarist? 8 and 5 letters?
Realise it is an anagram of sorts, but can't get it yet?

[emeritus]

Abigails Party

[dr b]

abigails party

[Crocus1]

Thanks again.Last one!
Celebrities start gathering rubbish soon after midnight? 10 letters. I had glittering, but I now have a T where the N is? Any ideas please?

[wallacia]

glitterati.

[torgy]

glitterati

[Crocus1]

Thank you all.