"I've been training really hard recently," said Stuart. "I guess I thought it was time to grow up and start trying to win."
As well as doing just that and walking away with the $20,000 prize money, Stuart also picked up the Tasmanian Tiger trophy - a carved wooden sculpture that every surfer has been eyeing up over the week.
And to top it off, Stuart now sits in the in the lead on the Cold Water Classic Series in line for the $50,000 prize money for the series winner.
© O'Neill CWC Tasmania
"I am definitely going to Scotland for the next event on the series," said Stuart. "Then after that I will have to see where I am at."