Chelsea needed penalties to eliminate Norwich in what proved to be a night of drama at Stamford Bridge.
Spanish duo Pedro and Alvaro Morata were both sent off for the Blues before Antonio Conte's side progressed thanks to a penalty shootout victory.
Sportsmail's Kieran Gill highlights five things we learned from the action-packed third round replay.
Brazilian Kenedy paid tribute to retiring Ronaldinho with an outrageous piece of skill that saw him nutmeg Norwich's Ivo Daniel Pinto. The ball was glued to the 21-year-old's foot as he embarrassed his opponent with an 'Elastico'.