Big Marn to hit 10,000 steps for Origin 3.

Big Marn has walked the length of Caxton Street outside Brisbane's Suncorp Stadium many times to thank Queensland Origin fans personally for their commitment to the sport, and Origin 3 this week may be no different if the radio station forgets to book him a car.

Tour de France punting is a fan favourite for TopSport, and CEO Tristan Merlehan has tipping highlights, plus everything happening in the upcoming round of NRL and Big Marn's Multi.

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