Loughor were knocked off the top of SWALEC League Division Two West after they lost at home to Kidwelly
Craig Thomas scored the only try of the first-half for Kidwelly, but Loughor were leading 9-7 until 11 minutes before the end of the game. At this point, the visitors won a contentious penalty, which was kicked by Leighton Walters.
Kidwelly then crashed over twice more, through Jason Smith and Rhys Jones, to pick up a 22-9 win. The new Division Two West leaders are Builth Wells, who were also late winners.
They trailed visitors Llandarcy 9-3 going into the last minute before centre John Thurston crossed for a try.
Thurston then put over the resulting conversion, which was the last kick of the game, to see the Bulls nick the game by a point and head the table.
Bridgend Athletic stay in third after a five try victory over Penclawdd. Mark Bennett grabbed a brace of tries, with others coming from Simon Mustoe, Rob Coles and Rod Davies, as Athletic won 38-3.
In the clash of the top two in Division Three West, second-placed Pontyberem reduced the gap on Aberystwyth to just two points after they won 13-5 at the league leaders.
Two unconverted tries from Dan Hawkins and Justin Lloyd, plus a penalty from Mike Sauro saw Bont secure victory at Plascrug.
Division Four West leaders Llandeilo trounced Cwmgors 37-5, and at the top of Division Five West Milford Haven overtook Cefneithin, who did not play, by narrowly beating Aberaeron 19-15.
The winners of a filmmaking competition organised by the education charity Into Film and the WRU enjoyed a behind the scenes tour of the Millennium Stadium - and a chance to be photographed with the WRU's fire-breathing, rugby loving mascot, Scorch The Dragon, and Welsh international, Jake Ball.
The Wales Under 20 camp are in a quietly confident mood as they face Ireland in the U20 Championship, with Coaching Co-Ordinator Allan Lewis and full back Dafydd Howells targeting a top five finish in the tournament.
Wales U20 may start as favourites against Japan this evening in the U20 Championship, but Team Manager Mark Taylor is warning against complacency. He is also hoping a good win will boost morale and 'kickstart' performances.
Coach Richard Hodges is hoping Wales U20 can put a disappointing campaign behind them when they tackle Japan tomorrow as they look to finish the U20 Championship strongly to secure a good seeding for next year's tournament.