Stella Chesang fought off Kenya's Stacy Ndiwa to take the 10,000m gold for Uganda and win her maiden Commonwealth medal.
The 24-year-old Simbine finished strongest and won comfortably in the end, but the race itself is a bit of a blur for him.
Speaking from the Games' official Twitter account, officials argued the Blake's torso was judge to be in front, crowning him the third place victor. "That's what I want, to start with the Commonwealths, to take over the dominance of the sprinting world". "I felt (it was) just like a big embrace and I wanted to give them something that reflected the best I could do, and my only real regret today was that I was unable to show them", she said.
Samoa had also only won three Commonwealth gold medals before Mao picked up their first for these Games with a total lift of 360kg to beat Indian favourite Pardeep Singh in the men's 105kg class.
"Usain Bolt was at the track in Jamaica before I left", Blake told the media upon his arrival in Australia.
The run of 9.69 seconds that justifies his introduction as the second-fastest man of all time behind compatriot Usain Bolt is now nearly six years old.
In other high-profile events, Olympic and world 800m champion Caster Semenya started her quest for a games double with a commanding win in the heats of the 1500m.
"Maybe I was too confident and over thought it", said Blake, who appeared to be uncharacteristically quiet behind the blocks.
"It is just really, really great, I am happy with myself, I am happy with my team, my coach working so hard and telling me I can do it and my family back home", Simbine said.
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She burst clear with just over a lap to go and proved imperious in the final 400m to triumph in 31:45.31.
The 18-year-old Cikamatana wept openly as the Fijian anthem played at a Commonwealth Games for only the fourth time - the first since 2002.
But, after coming up a sizeable 92cm short of that leading throw over her previous five attempts, Arnold dug out a superb 44.43m effort to complete her set of major championship medals. That rivalry will always be there.
In cool conditions in Australia's Gold Coast, South Africa's Simbine stormed up lane seven to win his first major title in 10.03sec, the second fastest time this year.
Trinidad and Tobago's Michelle-Lee Ahye won the race in 11.14.
"I think everybody is celebrating and everybody believes sprinting in South Africa has been a long time coming and we can have a South African on the podium and now we can have two on the podium".
"I guess the best Hollie won tonight - the one ending with i.e".
India's Jitu Rai won the men's 10 metres air pistol with a Commonwealth Games record of 235.1 points, and India also won the men's table tennis with victory over Nigeria.
Makwala, who was barred from competing in the world championships' 400 final in London past year over illness fears, qualified fastest for the final with a time of 45.00 seconds.