Everton 1-0 Liverpool: Leon Osman tussles with Liverpool defender Andrea Dossena at Goodison Park

Liverpool captain Steven Gerrard is forced off with a hamstring injury and is replaced by Yossi Benayoun

Liverpool midfielder Lucas is sent off by referee Alan Wiley after a cynical foul on Joleon Lescott earns him a second booking

Neither side could break the deadlock in normal time, but with two minutes left of extra time Dan Gosling wins it for Everton

Nottingham Forest 2-3 Derby: Forest midfielder Chris Cohen puts the home side in front with barely a minute on the clock

Forest striker Nathan Tyson (right) celebrates with Gareth McCleary after making it 2-0 from the penalty spot

Nigel Clough and his Derby backroom team find little to cheer about at the City Ground

But it is all smiles now for Derby as Paul Green heads them level after Rob Hulse had earlier made it 2-1

Former Forest midfielder Kris Commons wins it for Derby as his chip is deflected beyond Paul Smith

Blackburn 2-1 Sunderland: David Healy fires Sunderland into the lead at Ewood Park

Aaorn Mokoena is congratulated by Ryan Nelsen as his 25-yard strike draws Blackburn level

Sunderland manager Ricky Sbragia gives his side a pep talk as they prepare for extra-time at Blackburn

But it is Blackburn who win it and book a meeting with Coventry in round five as Benni McCarthy heads home with two minutes left

Aston Villa 3-1 Doncaster: Steve Sidwell gives Aston Villa the lead with his fourth goal for the club

Villa's Norwegian striker John Carew celebrates with Ashley Young after doubling his side's lead at Villa Park

Jason Price gives Doncaster hope at Villa Park as he pulls a goal back just before half-time

But Nathan Delfouneso (right) wraps up the victory for Villa, sending them through to the fifth round