Islands route confused ambassador with honeymooners (5,8)

I believe the answer is:

outer hebrides

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'islands route confused ambassador with honeymooners' is the definition.
I can't tell whether this definition defines the answer.

'route confused ambassador with honeymooners' is the wordplay.
'confused' indicates an anagram.
'ambassador' becomes 'HE' (His or Her Excellency).
'with' says to put letters next to each other.
'honeymooners' becomes 'brides' (bride is a kind of honeymooner).
'route' with letters rearranged gives 'outer'.
'outer'+'he'+'brides'='OUTER HEBRIDES'

Can you help me to learn more?

(Other definitions for outer hebrides that I've seen before include "The Western Isles" , "Lewis and Harris location" , "Scots isles" , "Island group containing Lewis and Harris" , "remote Scottish area" .)

I've seen this clue in The Daily Express.

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