The Chase returned on Monday night as host Bradley Walsh oversaw four contestants who went up against brainy chaser Mark Labbett to try to earn some cash.
Mark, also known as The Beast, is one of the most formidable chasers, and any fan of the show would be instantly aware of who he is.
But contestant John seemed to struggle with identifying him, or perhaps the nerves were simply too much, as he managed to call Mark by the wrong name.
John was mocked on Twitter after he accidentally called Mark Paul, the name of another chaser on the show, Paul "The Sinnerman" Sinha.
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