Not sure how it 'll work out over time , and I ' m worried my old part will come back every night , but ... guess I 'll see . The reactions should be fun , given I have n't changed my hairstyle in a very , very long time . Woo . In other news , last week of classes may kill me .

Give answer the following question using evidence from the above passage: What does the speaker feel that the last week of classes may kill them ?
They are not at all looking forward to the tests that the last week of class entails and feel ill prepared