Dennis admitted he was a little emotional.
"There is emotion attached," he said.
"After it’s finished and you’re walking out the door, you’ll think 'well, it’s been good', you know.
"If it’s a good game, all the better."
Dennis is calling the game for Triple M Perth alongside Lachy Reid, Andrew Embley, Xavier Ellis, Tania Armstrong and his son Mark “The Beast” Cometti.
The call will be accessible via the LiSTNR app.
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