Stepsister from Planet Weird (2000)

G ★ 5.7/10 (53 votes)

1h 25m

Family Science Fiction TV Movie Comedy

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Megan's world is turned upside down when she hears her calm life with her little brother and single mum is about to change. She hears she's soon to have a stepfather and a stepsister. Megan thinks they're a bit weird and is determined to stop the wedding. She discovers they're actually even stranger than she thought - they're from another planet.