The game was part of the prize won by O'Leary for winning the Kraft Hockeyville 2017 contest, along with a $100,000 cheque for arena upgrades in the West Prince community.
The Devils jumped on Ottawa in the opening two minutes, and quickly sprinted out to a 5-0 lead after the first period.
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New Jersey scored twice more in the second before the Sens broke the shutout on a powerplay goal to make it 7-1.
The Devils added another in the third to cap off their explosive night.
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