Waunarlwydd were 39-0 down at halftime, but refused to let their heads drop. They were rewarded with second-half tries to Lee Gunnel and Robbie Jones. Mid-table Llangennech's match against Merthyr was postponed, because eight members of the Merthyr side were in Dublin watching Wales play.
The only Two East match on Saturday was between title hopefuls Newport Saracens and winless Brynmawr, so the 64-7 wasn't a huge surprise. Nine Saracens players got among the tries, including props Scott Robertson and Craig Fitzpatrick, with flanker David Packer the only one to bag a double. The Brynithel-Tredegar and Nantymoel-Llantwit Fardre fixtures were postponed.
In Division Two West, leaders Dunvant had to fight every inch of the way before beating bottom-placed Seven Sisters 22-20, with outside half Rob Sweeney breaking the home players' hearts with an injury-time try. To rub salt into the wound, Sweeney's conversion turned a well-earned draw into a loss for a brave Seven Sisters side.
Bridgend Athletic goal-kicker Stuart Morris slotted five crucial goals in his side's 23-20 win at Carmarthen Athletic, while Pontyberem beating Tonmawr 27-14.
Three South East strugglers Hirwaun produced one of their best performances of the season to beat third-placed Gilfan Goch 15-0. Outside-half Richard Jones slotted three penalty goals and dropped goal and winger Andrew Thomas landed a dropped goal in the tryless match. Tonyrefail continue their climb up the table with a thrilling 12-10 win at home to Brecon. Jason Male and Jonathan Hooper
scored crucial tries as Tonyrefail notched up their third straight win in the League.
Tondu ran in 11 tries in their 63-5 Division Three South West victory over bottom-placed Alltwen, with Rob Smithson, Gregg Richards, Owen Pengilly, Richard Handley and Jamie Williamson all bagging doubles. Vardre returned from Bryncoch with a 34-8 win.
Four South East strugglers Penygraig recorded a rare win at the weekend - 17-5 over Llantwit Major - while in Four South West, Aberavon Green Stars won the battle of the bottom-placed sides with a hard-fought 10-7 victory over Abercrave. Briton Ferry travelled to Trebanos and dished out a 47-14 hiding.
In Five West, Aberaeron moved up to second with a 36-5 over bottom-placed St Davids, with winger Ywain ap Dylan scoring a hat-trick of tries, while in Five South East, Ogmore Vale went agonisingly close to their first win of the season before going down 17-16 at home to Ferndale.
Cefn Cribbwr moved into the top three in Five South West after a 39-5 win at Pontardawe, while Cwmtwrch sneaked home 14-13 over Cwmtwrch.