Jan Levinson

Janet "Jan" Levinson (formerly Levinson-Gould) is a fictional character from the US television series "The Office". She is played by Melora Hardin. She is the Vice President of Northeast Sales at the paper distribution company Dunder Mifflin. She was the boss of Michael Scott. 
Her character is known for the unstable relationship she enters with Michael after the second-season episode, "The Client", until the fourth-season episode "Dinner Party". Her crazy sexual behavior led to her firing.