Andrew Forrest and Clive Palmer (Images: AAP)

While the G7 summit is shining a torch on Scott Morrison’s outsider status on climate change, you can expect a bigger spotlight on both parties’ position in Queensland once the starter's gun fires on the federal election campaign.

And it might come less from the candidates and more from two billionaires gearing up to battle it out for influence in the key seats that could come into play if the government is ousted.

The two are the mining billionaires Clive Palmer and Andrew “Twiggy” Forrest -- with "Twiggy" hinting at a counter play to Palmer’s advertising blitz, which helped swing working-class regional Queensland voters away from Labor in 2019.