Concert work bringing in tango in timely fashion (8)

I believe the answer is:

promptly

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'concert work bringing in tango in timely fashion' is the definition.
I can't judge whether this defines the answer.

'concert work bringing in tango' is the wordplay.
'concert' becomes 'prom' (abbreviation for promenade concert).
'work' becomes 'ply' (to ply a trade is to work at it).
'bringing in' indicates putting letters inside.
'tango' becomes 'T' (phonetic alphabet: alpha, bravo, charlie etc.).
'ply' enclosing 't' is 'ptly'.
'prom'+'ptly'='PROMPTLY'

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(Other definitions for promptly that I've seen before include "Punctually" , "With little or no delay" , "Without delay or hesitation" .)

I've seen this clue in The Times.

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