The tennis professional was challenged by Piers to an impromptu game and, for the most part, it seemed that they were equally matched.
However, Martina's skill was too much for the outspoken ITV host as she "leathered" the table tennis ball across the Good Morning Britain desk.
Screaming in complete disbelief and anger, Piers, 52, threw his bat away and fell to the floor for the joke melodramatic scene.
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Piers raged after Martina landed a killer shot during the table tennis match
Piers fell to the floor in anguish over losing the match
Martina, 61, on the other hand, was cool in victory, and helped her competitor to his feet.
Piers joked: "It's another terrible victory for women. They're taking over the world.
"Well played, Martina. I'm gutted… Gutted."
Good Morning Britain: The best bits
Wed, November 23, 2016
Good Morning Britain: The best bits of the morning TV show with Susanna Reid, Piers Morgan, Ben Shephard and Kate Garraway.
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Good Morning Britain's best bits
Elsewhere on the extremely eventful show, Jeremy Kyle gatecrashed the set to offer his advice to Piers and his colleagues.
However, a bitter row erupted and the chat show host, 52, was left shouting above everyone.
Even earlier, Susanna shrieked after a leech escaped on set during an I'm A Celebrity… Get Me Out Of Here! segment that went awry.
Good Morning Britain airs weekdays on ITV from 6am.