Bournemouth stunned Nottingham Forest while Tranmere held Scunthorpe.
Bournemouth stunned League One leaders Nottingham Forest while Tranmere Rovers held second-placed Scunthorpe United.
Nottingham Forest suffered just their third league defeat of the season after going down 2-0 at Dean Court.
On-loan Matthew Connolly headed home Bournemouth's opener before Brett Pitman's late penalty ensured Colin Calderwood's side left empty-handed.
Andrew Keogh (pictured) fired Scunthorpe ahead against Tranmere, but Shane Cansdell-Sheriff's close-range finish secured a point.
Bristol City have moved into third in the table thanks to Enoch Showunmi's late goal giving The Robins a 1-0 win over Carlisle.
Oldham have leapfrogged Tranmere with Chris Porter's goal just before half-time lifting The Latics over Crewe Alexandra.
Leyton Orient remain rooted to the foot of the table after crashing 2-1 at home to Bradford City.
Alton Thelwell cancelled out Eddie Johnson's early opener, however, Marc Bridge-Wilkinson's effort gave The Bantams the points.
Brentford's 4-0 thrashing by Doncaster Rovers at Griffin Park ensures they remain second from bottom in League One.
Jason Price fired the South Yorkshire side ahead and further efforts from Jonathan Forte, James O'Connor and Paul Heffernan heaped more misery on The Bees.
Millwall remain in the drop zone after being held to a goalless draw by Huddersfield at The Den.
Goals either side of half-time from Ross Gardner and Leon Constantine gave Port Vale a 2-0 win over Gillingham.
Brighton surrendered an early lead to Swansea before running out 3-2 winners.
Dean Cox had The Seagulls ahead on 13 minutes, but Dennis Lawrence's effort levelled matters in the second half.
Alex Revell's brace put Brighton firmly in the driving seat before Darren Pratley saw red late on for collecting two yellow cards.
Rory Fallon did pull one back for The Swans in injury-time, but it proved nothing more than a consolation for the Welsh outfit.
Blackpool fought back from a goal down to secure a 2-1 win over Cheltenham.
Things looked good for The Robins when Damian Spencer opened the scoring, but goals from Andrew Morrell and Wesley Hoolahan turned things around.
Click below for match summaries:
Blackpool 2-1 Cheltenham
Bournemouth 2-0 Nottingham Forest
Brentford 0-4 Doncaster
Brighton 3-2 Swansea City
Bristol City 1-0 Carlisle Utd
Leyton Orient 1-2 Bradford
Millwall 0-0 Huddersfield
Oldham 1-0 Crewe
Port Vale 2-0 Gillingham
Scunthorpe 1-1 Tranmere
