Sheffield United and Tottenham Hotspur will battle for the chance to join Chelsea at Wembley on 1 March.
Premier League Spurs hold a single goal advantage heading into the game at Brammal Lane, Andros Townsend's penalty last week the only thing separating the two sides.
Mauricio Pochettino has named a reasonably strong team with star men Harry Kane and Christian Eriksen in the starting XI.
Sheffield United are currently seventh in League One but were impressive at White Hart Lane and had two very good chances to get on the scoresheet.
Tottenham haven't been to a final since losing to Manchester United on penalties in this competition in 2009.
Please allow a moment for the blog to load
- More about:
- Tottenham Hotspur