Slasher II: Slumber Party Slasher

Slasher II: Slumber Party Slasher is a 2014 horror film and a loose sequel to Beverly Hills Slasher

Plot
Laura, Beth and Lynn decide to throw a slumber party. Tensions are raised when Laura's boyfriend shows up, as well as a mysterious girl who they do not recognize. After Laura's boyfriend and Beth take to the bedroom, a masked assailant enters the house and cuts the power. It isn't long before the blood begins to flow.