CHAZ MOSTERT is locked away at Walkinshaw Andretti United for the next few years, shutting down one of the big silly season 'what if's' half way through the year. He's on the show just hours after announcing his new deal to give us the details.

From why he's stayed with WAU, the rebuild of the storied squad to its current competitive state and whether Zak Brown has promised anything cool should he win, it's all here in his one-on-one with our man Tony.

Then the team gets the full FOMO with Darwin on this weekend and looks ahead to one of the most exciting rounds of the year as the new Super Soft tyre and an always unpredictable event promises to throw the form guide out the window. That's this week, On the Grid!

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