Wests Tigers maintained their top four spot with a narrow 19-12 win over Canterbury.
The Tigers lead just 13-12 going into the final minutes with skipper Andrew Ryan and Josh Morris crossing for the Bulldogs and Robbie Farah and Benji Marshall going over for the Tigers.
But Simon Dwyer burst on to a Benji Marshall pass in the dying minutes to seal the win.
Parramatta inflicted some revenge on Melbourne for last season’s grand final defeat by winning 24-10.
Joel Reddy’s brace of scores for the Eels proved vital against the Storm who sent Greg Inglis and Billy Slater over in reply.
A fracas between Slater and Jarryd Hayne got tensions up amongst players and fans, with Hayne apparently aiming a headbutt at Slater as the two squared off.
Penrith’s excellent form continued with a 28-10 demolition of Newcastle at CUA Stadium.
Brad Tighe weighed in with a brace of scores with the other tries coming from Michael Jennings, Lachlan Coote and Gavin Cooper.
Newcastle managed scores from James McManus and Akuila Uate in reply, but in reality they were outmatched.
Sydney’s up-and-down season continued when they were spanked 42-18 by Cronulla.
The Sharks ran riot against a lifeless Roosters outfit running in eight tries during a rampant performance.
To be fair to the men from Bondi Junction, they did register three scores from Todd Carney, Phil Graham and the irrepressible Shaun Kenny-Dowall.
St George Illawarra came away from their trip to New Zealand with a useful, if narrow 22-20 win.
Two tries from fit again centre Matt Cooper proved important as did scores from Jamie Soward and Jason Nightingale.
James Maloney performed well again for the Warriors, notching a try, three conversions and a penalty.
Canberra held on to record just their second home win of the season, over Gold Goast 28-24.
The Raiders held a commanding 22-6 lead at the break thanks to scores from Trevor Thurling, Terry Campese, Joel Thompson and Josh Dugan.
But the Titans fought back and despite tries from Scott Prince, Anthony Laffranchi and Mark Minichiello, they were unable to snatch the win.
Manly crashed to a 22-6 home defeat to in-form Brisbane.
AFL-bound Israel Folau bagged two scores for the Broncos to go with tries from Josh Hoffman and Ben Hunt
A Tony Williams try was all the Sea Eagles could muster.
A rampaging South Sydney crushed a disappointing North Queensland outfit 32-4.
The Rabbitohs were in superb form and were set on their way thanks to doubles from wingers Nathan Merritt and Beau Champion.
The Cowboys were completely outgunned and could only find an Ashley Graham score in reply.