The two managers clashed after Blues defender Gary Cahill was booked for a strong challenge on Alexis Sanchez, with Wenger appearing to push Mourinho after the Chelsea manager charged out of his technical area.
The fourth official then broke the pair up and referee Martin Atkinson warned both managers that they would be sent to the stands if the spat continued
Of course, there has been no love lost between the managers over the years, with Mourinho memorably describing Wenger as both a "voyeur" and a "specialist in failure" in the past.
(copyright: Sky Sports)
Here are the best memes as the internet reacted to the clash
Eden Hazard soon put the Blues ahead from the penalty spot after he was fouled by Laurent Koscielny, who received a booking for the late challenge.
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