The Gunners squeezed past West Brom on penalties to get to the next round, while David Moyes' men narrowly overcame Liverpool, Luis Suarez included, at Old Trafford
|FOURTH-ROUND DRAW IN FULL
Hull City Tigers
The Red Devils knocked out Liverpool thanks to Chicharito's well-taken goal just after half-time, and their reward is hosting the Canaries, who battled past Watford on Tuesday.
Arsenal were taken all the way to penalties against West Brom at the Hawthorns, but triumphed thanks to Nacho Monreal's penalty. They will now welcome Chelsea to the Emirates Stadium after the Blues beat Swindon 2-0 24 hours earlier.
Birmingham will play Stoke after beating holders Swansea 3-0 at St Andrews on Wednesday evening.
Hull City Tigers will travel to Tottenham, who beat Aston Villa 4-0 on Tuesday evening, while Newcastle welcome Manchester City, who were even more impressive in seeing off Wigan 5-0.
Fixtures will be played during the week commencing October 28.