Today's blockbuster duel between New Zealand and Australia will see the Southern hemisphere giants battle in a World Cup final for the very first time.
Both nations have lifted the trophy twice before - but who will see three become their lucky number? Watch the 2015 final on ITV from 3pm to find out.
John Inverdale presents live coverage at Twickenham alongside Jonny Wilkinson, Michael Lynagh and Sean Fitzpatrick for the 4pm kick off.
Pitchside analysis comes from Francois Pienaar, Clive Woodward and Brian O'Driscoll.
Nick Mullins will be joined in the commentary box by Ben Kay and Lawrence Dallaglio.
Watch live coverage on ITV and ITV Player at 3pm – and play along with us on our free RWC 2015 app (Android/iOS).