BONUS: Gustafsons (Killer Siblings)

We are bringing you a special bonus episode featuring a case from Oxygen's hit series, “Killer Siblings.” Watch Killer Siblings on Fridays at 8/7c on Oxygen! It returns Friday, December 3rd. After their brother is convicted of murder, three siblings hatch a deadly plot to avenge him by targeting the star witness in his trial; the plan goes awry when the wrong person is on the receiving end of their vengeance.