Alien (franchise) "everything wrong" with his script. On its way back to Earth, the U.S. commercial spaceship "Nostromo" is diverted to a desolate planetoid by a cryptic signal from a derelict alien spacecraft. While exploring the alien ship, one of the "Nostromo"s crewmen discovers the remains of the ship's pilot and also a large chamber that contains thousands of egg-like objects. One of the eggs releases a creature that attaches itself to his face and renders him unconscious. The others break quarantine to bring him back aboard the ship. The parasite dies and the crewman wakes up, seemingly fine. Soon afterwards, an
Scooby-Doo and the Alien Invaders away. They disguised themselves as hippies because their only information about Earth came from 1960s television broadcasts. The UFO that ran the Mystery Gang off the road was actually Crystal and Amber's spaceship. The gang, Crystal, and Amber manage to stop the SALF crew from escaping and tie them up. The SALF crew and their accomplices are arrested, and Crystal and Amber return to their homeworld after a heartfelt goodbye. Shaggy and Scooby are brokenhearted, but a box of Scooby Snacks helps them forget about their sorrows. In a post-credits scene, Scooby-Doo scares the viewer in an alien costume. "Scooby-Doo