Watch Reading vs Sheffield Wednesday Live Streaming
Watch Reading vs Sheffield Wednesday Live StreamingO'Neill knows how much belief that kind of success gave to the Leicester players and knows it would be a similar scenario at Villa circa 2010.
He said: "As a player (at Nottingham Forest) and manager, I've managed to win this competition. At Leicester when we won the first trophy, it really was great.
"We needed a replay at Hillsborough to beat Middlesbrough after Emile (Heskey) scored a late goal in the first game at Wembley.
"It was a great feeling for everyone at the club, not just the manager. The players were particularly excited by it and, obviously the fans. It is great to win something.
"You ask the old Leicester players, and it does wonders for your confidence and your whole morale.
"It would be just the same this time if we were to win against Manchester United and would be a massive boost to the players."
