We can improve for Cup showdown, says Wenger
The Premiership big guns have been pitted together in the last four in a remake of the 1999 semi-final, while the other match is an all-Nationwide League affair between Sunderland and either Tranmere or Millwall.
Manchester United beat the Gunners five years ago in a replay at Villa Park as Ryan Giggs scored a stunning solo goal, after Roy Keane was sent to the line, to book a place in the final and keep the Red Devils on course for their treble.