Grocer Barry Moog whipped Scottish hero? (3,3,9)

I believe the answer is:

rob roy macgregor

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'scottish hero?' is the definition.
I know nothing about this answer so I can't tell whether this works.

'grocer barry moog whipped' is the wordplay.
'whipped' is an anagram indicator.
'grocer'+'barry'+'moog'='grocerbarrymoog'
'grocerbarrymoog' anagrammed gives 'ROB ROY MACGREGOR'.

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I've seen this clue in the Sydney Morning Herald.

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