Ireland's class of 2018 have joined teams of 1948 and 2009 by landing the Grand Slam.
Jacob Stockdale, C-J Stander and Garry Ringrose scored the tries as Joe Schmidt's side beat England by 24-points to 15 at Twickenham.
Stockdale became the first man to score seven tries in a single Six Nations season while it's Ireland's first victory at Twickenham since 2010.
It was a workmanlike performance from Ireland who controlled the game for long spells to record a famous win at the London venue.
There was heartbreak for Conor O'Shea's Italy in the early game.
Greg Laidlaw's late penalty secured a 29-27 win for Scotland over the Azzurri in Rome.