Chelsea assistant coach Rui Faria lost it with Mike Dean after he awarded a penalty to Sunderland during the London side's 2-1 loss at Stamford Bridge.
Faria, who had to be held back by Jose Mourinho, was sent to the stands.
The defeat also ended Mourinho's unbeaten home record in the league as Chelsea manager.
78 – Jose Mourinho has lost his first home league game as Chelsea manager, in his 78th match at Stamford Bridge. Blue.
— OptaJoe (@OptaJoe) April 19, 2014