Palace pummel Hull, Cardiff held
Crystal Palace beat Hull 4-2 in the Championship on Tuesday, Derby held Cardiff and Dean Saunders finally celebrated his first Wolves win.
Watford climbed into second as a result of Hull's defeat, Leicester's inconsistent form continued after a home draw with Leeds United and Huddersfield's late comeback stunned Middlesbrough.
Bolton took the North-West derby honours in dramatic fashion against Blackburn, Ipswich finished with nine men as they lost 1-0 at Nottingham Forest and the teams now in the bottom three all drew.
Cardiff avoided a surprise home defeat after Craig Noone's 82nd-minute goal snatched a 1-1 draw at home with Derby.
Kevin Phillips fired a hat-trick as Crystal Palace overcame Hull 4-2 at Selhurst Park to ensure only two points separate second from fourth in the table.
Fernando Forestieri scored a second-half brace as Watford came from behind to move into the automatic promotion spots by beating Sheffield Wednesday 2-1 at Vicarage Road.
Leeds were denied a vital victory in their push for the play-offs after Michael Keane's last minute equaliser earned Leicester a 1-1 home draw.
Mark Robins secured a first home win as Huddersfield manager after goals in the last four minutes from Alan Lee and Danny Ward clinched a 2-1 success over Middlesbrough.
Goals from David Edwards and Sylvain Ebanks-Blake lifted Wolves out of the bottom three following a 2-0 success at Millwall.
Peterborough United picked up a point in the battle for survival after Michael Bostwick's 71st minute leveller grabbed a 2-2 draw at home to Charlton.
Barnsley warmed up for an FA Cup quarter-final against Manchester City at the weekend by salvaging a 1-1 draw at Burnley thanks to Tomasz Cywka's 84th-minute equaliser.
Bristol City remain bottom of the table after a 0-0 draw with play-off chasing Brighton & Hove Albion at Ashton Gate.
Lewis McGugan struck an 84th-minute winner as Nottingham Forest finally made their numerical advantage count to nick a 1-0 home win over Ipswich, who had Lee Martin and Richard Stearman sent off.
Paul Ince is still waiting for his first win as Blackpool manager after Kirk Broadfoot's 74th-minute goal earned a 1-1 draw at Birmingham.
Chris Eagles scored a 90th-minute winner as Bolton continued their push for the play-offs with a 1-0 home triumph over local rivals Blackburn.