['I have my performance appraisal tomorrow at work! I am really nervous!', 'How long have you been working for the company?', "This will be my first one!  I don't know what to expect and that is why I am so nervous!"]
I think you will do okay! Get as much rest as possible tonight just in case they do an interview!
I have my performance appraisal tomorrow at work!  I am really nervous!