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GLASGOW, SCOTLAND - MARCH 15 : Celtic manager Ronny Deila lifts the League Cup trophy as the Celtic team celebrate during the Scottish League Cup Final between Dundee United and Celtic at Hamden Park on March 15, 2015 in Glasgow Scotland. (Photo by Mark Runnacles/Getty Images)

GLASGOW, SCOTLAND - MARCH 15 : Celtic manager Ronny Deila lifts the League Cup trophy as the Celtic team celebrate during the Scottish League Cup Final between Dundee United and Celtic at Hamden Park on March 15, 2015 in Glasgow Scotland. (Photo by Mark Runnacles/Getty Images)