The shy boy kept a low-profile at the party.
And LOL at this chick's failed attempt to stir up some drama:
I just find that so funny.
I'll keep adding if more popup.
Source: people twittering at me, lol ty.
ETA from PopSugar:
Zac Efron and Vanessa Hudgens chatted away with Ashley Tisdale and shared a laugh as they tested to see if the Godiva-covered wall decorations really were edible (they were).