St Patrick's Athletic 3 Dublin City 0
St. Pat's cruised through to the quarter-finals after running up a 3-0 lead within just 15 minutes.
David Freeman tapped in the first on five minutes after Darragh Maguire punished a mistake by Alan O'Connor.
Paul Osam then added the second two minutes later when heading home Keith Fahy's corner.
Fahy then sent Charles Mbabazi in for the third goal with the Ugandan skipping past two defenders before sliding the ball home.