Norwich City were held to a 1-1 draw at home to Rotherham United but stayed on top of the Sky Bet Championship table as Watford and Derby County also failed to win at home.
Paul Green put the Millers ahead with a penalty just before half-time at Carrow Road, but the Canaries avoided a second straight defeat as Cameron Jerome equalised after 77 minutes.Watford could have climbed to the summit by beating Brighton & Hove Albion, but Lewis Dunk levelled for the visitors after Daniel Tozser had put the Hornets in front for another 1-1 stalemate.
Derby were denied a third straight league victory when their clash with Millwall ended goalless to leave the Rams one point off the pace.
Middlesbrough managed to make up ground on the leaders thanks to a 2-0 home win over Fulham, with Adam Reach and Albert Adomah scoring to end the Cottagers' good run of results under caretaker boss Kit Symons.
The dismissal of Dougie Freedman failed to inspire an upturn in fortunes for Bolton Wanderers, with 10-man Bournemouth prevailing 2-1 at the Macron Stadium thanks to a brace of goals from Callum Wilson.
Jose Ignacio Peleteiro Ramallo, Alex Pritchard and Jonathan Douglas were on target for Brentford as they beat Reading 3-1 at Griffin Park.
David Edwards and Bakary Sako strikes for Wolverhampton Wanderers were not enough to fend off Wigan Athletic at Molineux, as James Perch and Marc-Antoine Fortune denied them all three points.
Leeds United came from behind to share the spoils in a 1-1 Yorkshire derby draw with Sheffield Wednesday at Elland Road as Giuseppe Bellusci levelled on 79 minutes after Chris Maguire had put the Owls ahead.
It was the same scoreline at The Valley as David Davis equalised for visitors Birmingham City after Igor Vetokele had put Charlton in front, while Blackburn Rovers drew 0-0 with Huddersfield Town as Rovers striker Jordan Rhodes missed a penalty against his former club.
On Friday, Blackpool ended their long wait for three points by beating Cardiff City 1-0 thanks to second-half Francois Zoko goal.
Unbeaten Nottingham Forest scored a late equaliser to take a point against Ipswich Town on Sunday and stay level on points with Norwich City and Watford at the summit of the division.
Daryl Murphy opened the scoring for hte Tractor Boys in the 19th minute before a Robert Tesche header made it 1-1. Murphy struck again to restore the visitors' lead, only for Michael Antonio to grab a point in the fourth minute of second-half stoppage time.