Be attuned about new arrival (9)

I believe the answer is:

debutante

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'new arrival' is the definition.
The answer and definition can be both people as well as being singular nouns.
Perhaps they are linked in a way I don't understand?

'be attuned about' is the wordplay.
'about' indicates anagramming the letters.
'be'+'attuned'='beattuned'
'beattuned' is an anagram of 'DEBUTANTE'.

Can you help me to learn more?

(Other definitions for debutante that I've seen before include "one about to come out" , "Maiden speaker" , "socialite" , "young lady coming out" , "eligible young lady?" .)

I've seen this clue in The Daily Express.

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