It’s just a little bromance.
You know how that happens: the straight guy on the hall is just having a good time with all the other guys. Maybe he has a gay roommate or a curious guy who might be sort of bi. They’re just playing around. It doesn’t mean anything. Really. It’s not like they’re in love or anything.
You can see more of our straight jock caught up in his own frat house bromance by clicking on any of his photos: