The 21 - year - old winger -- who was handed his United senior debut by the Scot -- recently signed a season - long loan deal with the Mackems .
Is keen to make a big impression at the Stadium of Light this season .
The 21 - year - old winger -- who was handed his United senior debut by the Scot -- recently signed a season - long loan deal with the Mackems and is keen to make a big impression at the Stadium of Light this season .