The Giant Spider Invasion

Movie Plot: After an asteroid crash, giant alien spiders start attacking people. On the SOL: Servo becomes a cheerleader / an evil alien entity possesses Gypsy, and is coming to possess the others / the evil entity creates a doppelganger Servo / all of the 'bots are now possessed, and Mike appeals to Bobo for help. On the Camping Planet: Pearl tells the SOL of her camping adventures / Pearl and Brain Guy have been possessed by the evil aliens and are preparing to use the alien pods to possess the world / only Bobo, who is not possessed, can destroy the mother pod. Mike has to convince him to do it. Stinger: "Phtphptptphpt." Original film made in 1975.