Cardiff's title push took a blow as they went down 23-17 against Newport at Rodney Parade. The home side appeared to be cruising after a try from Michael Poole and 11 points from the boot of Chris Wannell gave them a 16-3 half-time lead.
Cardiff hit back through a Ryan Howells try and three Gareth Davies penalties but a try by hooker Michael Leaman sealed the win for Newport.
Bedwas kick-started their season with a fine victory over Glamorgan Wanderers at Bridge Field.
The home side were forced to come from behind after three Scott Sneddon penalties gave the Wanderers a 9-6 half-time lead. Lock James Murphy led the Bedwas comeback, scoring two of his sides four second-half tries. There were also scores for centre Kristian Owen and full-back Andrew McLaughlan and eight points from the boot of Gethin Worgan as Bedwas sealed the bonus-point victory, 28-9.
Carmarthen Quins hammered lowly Ebbw Vale after a magnificent second-half performance produced six tries. Two Gareth Cull penalties had given Quins a narrow 6-3 lead at the break, but the floodgates opened thereafter.
A hat-trick from the superb Darren Daniel did the damage for the home side. There were also tries for wing Richard Harris and centre Jason Harries, plus a penalty try, as Quins eased to a 42-3 triumph.
Friday night's game between Aberavon and Cross Keys saw the home side come out on top in a messy affair at the Talbot Athletic Ground.
Centre Chris Tossell and lock Gavin Ronan scored the tries for the Wizards as they won 17-9 in the pouring rain.
Wales duo Rhun Williams and Liam Belcher, who makes a welcome return after five months of injury woe, look ahead to next month's World Rugby U20 Championship in Manchester where they will face Ireland, Georgia and New Zealand.
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