Not sure about first, but my MGS3 playthrough. Finished my last final and got home, popped on MGS3 (it was sometime in the afternoon, don't remember exactly when) and before I knew it, it was 10AM and I beat the game (I was right before The Fear when I started). It was like a beautiful dream.
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Certified Wigs Alt: Fastest Thing Alive
Jaleel White is a king