A woman allegedly threatened two roommates with a knife Wednesday night. Police arrived to 819 13th Street South just after 8:00 p.m. for a knife complaint. When officers arrived they met with the two roommates, a 24 year old from Waite Park and an 18-year-old from Saint Cloud.  Police say when they met with the victims, they both said their roommate, 30 year old Happy Elizabeth Angellicca of Saint Cloud got into a verbal fight with them and began to wave a knife towards them in a threatening manner.  Angellicca was arrested for misdemeanor domestic assault, misdemeanor 5th degree assault, and two counts of felony terroristic threats.  She is currently held for court in the Stearns County Jail.  Neither of the two victims received any injuries during the incident.