In the 79th minute, Delap was booked for twice pushing Yerson Mosquera to the ground and, just seven minutes later, was trudging down the tunnel after leading with his elbow in a challenge with Emmanuel Agbadou which could have easily yielded a straight red.

Chelsea travel to Wolves looking to reach the quarter-finals of the Carabao Cup.

Wolves were sat at the bottom of the Premier League without a win and the pressure was mounting on the players, manager and owner to turn the ship around.

Gittens netted a stunner to calm Chelsea’s jangling nerves in the 90th minute, ripping a half-volley past Sa, kissing the post on its way in.

Enzo Maresca is taking his press conference after Chelsea’s win over Wolves in the FA Cup, and while it should have been a friendly one, the events of the second half made it tense.

Wolves are rooted to the bottom of the Premier League after opening the season without a win in nine games.