Initially Gta V' Gameplay Video Footage Coming Soon, States Rockstar
https://www.playbuzz.com/item/5b21171b-e808-4092-9d23-5c852d9923f1
The Dorritos commercial followed that and this was a homemade commercial by some fans. A crucial thing to note is that websites are not real. Obviously the one man chooses rock and actually tosses a rock.