Blues boss Dai Young knows that the hard work his side have put in since their painful defeat to Toulouse last year has paid off.
The Blues boss watched nervously from the Millennium Stadium touchline as his troops dug deep to complete a nine-six win over the most decorated side in European rugby history.
But nerves were gone in the post match press conference, and young hailed his growing team. "The players have improved game on game, season on season.
"We have been moving forward over the past two-to three years and its al culminated in this result.
"It was a great day both on and off the field. We made life difficult for ourselves but we got the result, and a place in the semi-final
Not only have the Blues impressed on the park, they have impressed off it. A second trip to the Millennium Stadium awaits them, and, in light of the record home crowd of 36,728 they pulled for today's game, Young and co. won't be too worried about rattling around in one of the largest stadium's around.
And the coach paid tribute to the progress his side have made. He said; "For a Welsh team attendance to day is a great measure on how far the team has come in the past few years a measure of interest
"From the regions' point of view it's a great day and a great experience."
The WRU has launched a campaign to create a long term legacy for Welsh club rugby by highlighting the advantages of volunteering. Rhian Edwards, a volunteer at Seven Sisters, has enjoyed many benefits of her volunteering at a grassroots rugby club including being part of the Rugby World Cup volunteer workforce after being nominated by the WRU - and the WRU is asking for more people to develop their 'Welsh rugby roots'.
Wales head coach Warren Gatland and captain Sam Warburton say their first prioirty on Sunday in the opening game of the World Cup is to win against Uruguay and not get overly concerned with points difference.
With only days to go until the biggest rugby competition in the world begins, rugby fans visiting Cardiff this autumn will be able to enjoy a special display at National Museum Cardiff as part of the celebrations surrounding the Rugby World Cup.
Geraint John has taken up the new role of WRU elite coach development manager having arrived in Wales last week. WRU TV caught up with him at the WRU rugby department's strategy day at the Millennium Stadium.