Dubious item with talented nun, art - is it? (5,13)

I believe the answer is:

adult entertainment

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'dubious item with talented nun art is it?' is the definition.
I can't judge whether this defines the answer.

'dubious item with talented nun art' is the wordplay.
'dubious' indicates anagramming the letters.
'with' means one lot of letters go next to another.
'item'+'talented'+'nun'+'art'='itemtalentednunart'
'itemtalentednunart' is an anagram of 'ADULT ENTERTAINMENT'.

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