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After watching a sci-fi movie marathon, Candace becomes convinced that Ferb is an alien. Meanwhile, Dr. Doofenshmirtz tries to market an evil invention by claiming it to be a cleaning device.
First Air Date : Aug 17, 2007
Last Air date : Jun 12, 2015
Episode : 223 Episode
Season : 5 Season
Runtime: 12:14 minutes
Studio: Disney XD, Disney Channel
Country: United States of America