Tonga lay down the challenge to South Africa with the Sipi Tau in Lens in the first game of a Pool A double header

And they meet South Africa head on, harrying their esteemed opponents off their game and into a string of errors

In what turned into a wonderful game, Ruan Pienaar scores the first try to ease South Africa's nervous start

But Tonga are jumping for joy when prop Kisi Pulu goes over to give the underdogs a 10-7 lead early in the second half

The setback forces South Africa to turn to an experienced bench and sub Juan Smith helps edge them ahead again

A flurry of points give South Africa a healthy lead and Bobby Skinstad caps a wonderful sweeping break with a try

But Tonga mount a remarkable recovery as Sukanaivalu Hufanga squeezes in at the corner for the first of two tries

In a grandstand finish Tonga cannot overhaul the Springboks, but they take the plaudits after a 30-25 defeat

Samoa are up for the second of the two matches in Pool A when they take on struggling England in Nantes

But the Samoans are down on the scoreboard within a matter of minutes as England captain Martin Corry goes over

The returning Jonny Wilkinson keeps the score ticking over with a string of penalties that take him past 1,000 Test points

In open play Wilkinson splits the defence with a grubber...

...which Paul Sackey dabs down for a 23-6 England lead

But Loki Crichton chips away at England's lead with penalty after penalty before a try pulls Samoa to within four points

As Samoa tire England pull away and Sackey's late try makes it 18 points in the last 10 minutes to add a gloss to the score

The 44-22 win makes it a good day for England fans, but they will want more of the same in the next match against Tonga

Argentine fans also enjoy their rugby day at a raucous Stade Velodrome as the Pumas ran riot against Namibia in Pool D

Full-back Ignacio Corleto scores two of his team's nine tries in a 63-3 victory against a brave but bedraggled Namibian outfit