Bronte (left) and Cate Campbell are the swimming sisters targeting the top step of the podium at April's Commonwealth Games.
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Just two years apart, the siblings boast a tight bond despite being freestyle rivals in the pool.
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They both recall discussing their dreams for world domination in the back of the family car on their way to swimming practice when they were growing up.
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Between them, Bronte (far left) and Cate (central) have taken the swimming world by storm at Olympic, world and Commonwealth level.
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But at the Rio Olympics, things went awry with Cate's form eluding her in the 100 meter freestyle final and Bronte struggling with injury in the build-up.
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For Cate (left), her experience at Rio left her "heartbroken."
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Despite that, the sisters still came away with Olympic gold in the 4x100m freestyle relay.
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And having taken time away from the pool, they are very much back to winning ways on the eve of their home Games.