Be sure you have your facts straight before suggesting to her that she is lying.
You could also give her a list of reasons in regards to your job performance as to why you think a raise is warrented. State what you have done and how it has helped the company. In other words do a sales job on her. If your honest about your performance chances are she might give you that raise based on how you presented your case. FWIW it's a method i've used the past.
__________________
|