Derby missed the opportunity to return to the top of the Sky Bet Championship although they did produce a fine fightback to salvage a 3-3 draw at struggling Rotherham.
Darren Bent's sixth goal in six games made it 3-3 to help Derby move into second and level on points with leaders Bournemouth.
Jason Pearce marked his Wigan debut with the winner as they boosted their survival bid by beating Reading 1-0.
Pearce stabbed home from close range in the 18th minute - his first goal since November 2013 - as Wigan won for the first time in the league in eight games.
Rudy Gestede netted a last-minute leveller as Blackburn drew 1-1 at Cardiff.
Sean Morrison headed in a Peter Whittingham corner after 84 minutes but Rovers, who face Liverpool in the FA Cup, snatched a point through Gestede's 15th goal of the season.