The deputy prime minister will meet Scottish business leaders at a lunch in Edinburgh.
Nick Clegg will be put on the spot in Scotland tomorrow, before facing a question and answer session.
He's likely to be quizzed on the referendum, the EU and international trade.
The event's been organised by Scottish Chambers of Commerce, which says firms here export around £12billion of goods and services to the EU every year.
Garry Clark, from the SCC, says Europe will feature prominently:
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