Angry that Libby is having a Halloween party that pointedly excludes them, Valerie blurts out that she and Sabrina are hosting the coolest possible party at Sabrina's house. When a reluctant Sabrina backs up her friend, she discovers that her aunt's new furniture delivery includes talking chairs and couches infested with talking termites; and when Libby's bored guests crash her party, she conjures up 10,000 Maniacs to distract her schoolmates, who assume everything that happens is a "cool" Halloween special effect.
SG-1 goes to a planet to see a black hole but when they get there they find everyone is dead including another SG team. After looking around the planet they find one survivor: a little girl called Cassandra but as soon as they take her back to Earth they find out that was an unwise decision.
On their way back to Holby with a patient, Josh and Liz come across a car crash and stop to help as an injured 17 year old is admitted with an older woman and a baby.