Originally Posted by The Lone Ginger
I think you can use the cheats (click L3 + R3) and select the insta win one, fill all of them up till you need 1 star and then sandbox the last one with god mode off
That's how I did it. It took about 35 mins to get this achievement this way for me. Just make sure you play the last star out (10 years, no god mode, easy sliders) and the achievement will pop up.