Well, it turns out that #1 does have what at least one person has described as a "big ass." (I don't think it's "big," just nice.) You get to see a lot of it in CollegeRules' "Slosh Ball." But we really didn't get to see it in this DancingBear video, so, I guess for purposes of this video, if you're talking about a "big ass," we sholud stipulate that we're talking aboutt the girl identified as Vanessa London.
Now, back to the quest for more info on #1...