It’s a day of milestones as Ireland visit the Millenium Stadium to try and keep their Grand Slam and championship dreams in good working order.
The biggest match of the tournament to date awaits as the only two remaining undefeated sides will trade blows in a pivotal match at the Aviva in Dublin.
A pivotal match in terms of trajectory, and possibly the championship if either side can find real form after decidedly ordinary performances thus far.
Two teams with goose eggs in the win column square off at Murrayfield with the Wooden Spoon all but gift wrapped for whoever comes up short once again.
Murrayfield hosts a mid-table clash of two ancient rivals on Sunday, with both Scotland and Wales hoping to walk away with their first win of the campaign.
The most pivotal game of the weekend in terms of championship relevance takes place in Dublin, where defending champions Ireland host arch-nemesis France.
A despondent Italian side limps into Twickenham on the back of a sound beating in Rome, with virtually no chance of victory against hosts England.
Ireland conquered Italy with consummate ease on Saturday, though the calculated and mundane manner in which they did so left much to be desired.
It was high redemption for England in Cardiff as they overcame an eight point deficit with a dominant second half performance that sent Welsh fans reeling.
Two new-look sides face off with expectations guarded but high for each, but Paris is just about the worst place for any team to start their tourney.