As he wandered off towards the keg, Josh could easily convince himself this isn't in any way untowards. Everyone here was drinking. The cheerleaders, everyone. This girl - library girl? He's horrible with names, so he constantly ties people to places - is nice in that she did even sorta kinda ask him to get her some by staring longingly at his beer. And he is getting her one. As a reward for being such an upstanding citizen.