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This is the list of Doofenshmirtz's schemes and inventions in Season 2. See also List of...
Dr. Heinz Doofenshmirtz, (Dr. D, Dr. Doofenshmirtz, Doofenshmirtz, or Doof for short), is a 47...
Candace accidentally gets hit by Phineas and Ferb's molecular separator ray which causes her to...