Tredegar were shocked by Bedlinog in the clash of the top two in SWALEC League Division Two East, as the leaders were hammered 48-0 by the second placed Foxes.
Bedlinog notched six unanswered tries but still trail Tredegar by 10 points at the top of the table.
The Merthyr Tydfil club went one better than both Abergavenny and Rhydyfelin, with Abergavenny scoring five tries in a 27-11 win over Brynmawr, and Rhydyfelin also hitting five in a 27-17 victory against Treherbert.
Flanker Ronnie Kynes scored four tries as New Tredegar, who are propping up Division Three East, gained a creditable draw against Garndiffaith.
Steve Osbourne's last minute try pulled New Tredegar to within two points of the league leaders, allowing Craig Thomas to convert with the last kick of the game to earn a 34-34 draw.
Treorchy are still the team to beat in Division Three South East, as they defeated St Peters 26-10, as are Llandaff in Division Four East after their 33-22 win over Machen.
But Tredegar Ironsides kept up the pressure on the Four East leaders after they ran in nine tries against Nantyglo, winning the second v third contest 61-0.
Pentyrch are now four points clear in Division Four South East after they beat Taffs Well 25-5, their lead at the top extended after Heol y Cyw drew 10-10 at Porth in another second v third clash.
In a top two clash in Division Five South East, leaders Pontyclun scored nine tries in a 55-6 triumph over Cifynydd.
Whenever Bedlinog tackle Penallta a massive fixure is guaranteed but this Sunday there will be even more emphasis placed on the two rivals when they contest the SSE Swalec Plate final at Principality Stadium.
Ahead of their SSE SWALEC Bowl Final clash with Taffs Well at Principality Stadium on Sunday, Burry Port share their #FABXV nomination with WRUTV in the search for Welsh rugby's greatest volunteers. Everyone can get involved by sending nominations via twitter to @WRU_Community using the hashtag #FABXV
Cardiff Blues prop Gethin Jenkins and Ospreys centre Ben John look ahead to the first game at Principality Stadium in Saturday's double header which is promising to be a special occasion for all Welsh fans.
Carmarthen Quins Director of Rugby Ian Jones and committee member Jeff Thomas along with Llandovery chairman Handel Davies look ahead to Sunday's SSE SWALEC Cup showdown where both teams are out to prove 'West is best'
SWALEC ambassador Shane WIlliams is looking forward to Sunday's Finals Day where the Cup, Bowl and Plate offers a great opportunity for players and teams to experience the magic of playing at Principality Stadium
Carmarthen Quins coach Richard Kelly believes it is an exciting time to be part of the Scarlets region as his side take on local rivals Llandovery in the SSE Swalec Cup final on Sunday, as WRU TV's Graeme Gillespie discovers