Sebastian just frowns at that, bookmarking and closing his text book, seeing as he knows that he probably won't get more shit done now that Kurt is here "Some of us have to concentrate on school work, Hummel" he says, obviously unimpressed by Kurt's insults "You know, some of us have exams that do not require singing and dancing, but instead actual studying" he adds with a shrug, leaning against the counter with an arched brown, and takes another sip from his coffee. Now he surely needs the energy.