The Saints get another crack at lifting the curse, while Shamrock Rovers will be kicking themselves as they face as midweek trip to the Brandywell following the concession of a late equalizer.
Rory Patterson's late equaliser for Derry City means the Candystripes and Shamrock Rovers must do it all again on Tuesday night.
The second of today's FAI Ford Cup semi finals finished 1-1 at Tallaght - Dean Kelly opened the scoring there with just 12 minutes remaining but Pat Fenlon’s side couldn’t hold on and Patterson grabbed the leveller before the death.
St. Pat's await the winners of that replay in the final.
Killian Brennan and Conan Byrne each got a brace in a 6-1 thrashing of Finn Harps at Richmond Park.
To compound the misery of the visitors, Gareth Harkin was sent off late on.
Download the brand new OffTheBall App in the Play Store & App Store right now! We've got you covered!
Subscribe to OffTheBall's YouTube channel for more videos, like us on Facebook or follow us on Twitter for the latest sporting news and content.