Newly-promoted West Ham United stunned UEFA Champions League winners Chelsea at the Boleyn Ground on this day in 2012.
Sam Allardyce's Hammers opened their proverbial advent calendar with a stirring 3-1 victory over Rafa Benitez's Blues.
Juan Mata put Chelsea ahead, but West Ham came roaring back thanks to goals from Carlton Cole, Mohamed Diame and Modibo Maiga to take all three points.
Enjoy the action again here!