(00:06:11 time remaining is my best actually)
Rules: Pretty much the obvious in the video, get all 7 in time (not a normal amount!). Do this on the hard bonus game. The goal needs to be set to 7, no car bonuses, and no hacks besides changing the goal to 7 allowed.
How to set it to 7:
Download my trainer, open it up and keep pressing ctrl + 2 to add more to the goal until it reaches 7,
or alternativly, if you don't want to use the trainer:
There is more to the trainer than just increasing amount, so you guys can feel free to make your own challanges with this.