SEVEN WEEKS OF rugby have proved mostly useless as a means of separating Europe’s best rugby teams and we’re set for a final day when four of the Six Nations can still end up champions.

No, really. Good luck, Stuart. PA Wire / Press Association Images PA Wire / Press Association Images / Press Association Images

France are the least likely to triumph as they need both Ireland and Wales to lose before they take on leaders England in Twickenham. But the top three are difficult  to gauge before kick-off.

Will Wales bring the intensity that derailed Ireland to Rome? Do the Azzurri have a big game in the tank?

Billy Stickland / INPHO Billy Stickland / INPHO / INPHO

Can Ireland claim a first win in Edinburgh for four years? Equally as important, can they rediscover some attacking verve to put up a daunting total for England to chase?

And England, dear old England. Can they finally get across the finish line and get the World Cup hype machine cranked up good and proper?

All we know for sure is that we’ll be watching every minute.

Here’s the big question: Who will be celebrating a Six Nations Championship win tonight?

Need to know the permutations? Here’s what needs to happen to bring the Six Nations title back to Ireland