Wydean School of Caldicot says the sixth formers raised £500 for the city centre charity stunt and spent 2 weeks rehearsing in their lunch times. The schools says they also raised a further £1,000 last month for another homeless charity when they held an overnight sleep-out in freezing conditions.
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Crowds came to hear him speak this afternoon in Bangor - a seat where fewer than 100 votes could make the difference at the next election.
Scattered showers with the odd heavy burst possible but there will be plenty of sunny spells too.
A rather wet and windy evening, with rain in the north and showers elsewhere.