Phineas and Ferb Season 1 Episode 40
The Monster of Phineas-n-Ferbenstein
The boys learn about one of Ferb's Victorian ancestors, who helped a scientist create a monster. Meanwhile, Doofenshmirtz recalls the story of his great-great-grandfather Dr. Jekyll Doofenshmirtz.
1 - 47Unfair Science Fair Redux (Another Story)Feb. 18, 2009- 1 - 46Unfair Science FairFeb. 17, 2009
- 1 - 45Phineas and Ferb Get BustedFeb. 16, 2009
- 1 - 44Out to Launch (Parts 1 & 2)Dec. 05, 2008
- 1 - 43Hail Doofania!Nov. 07, 2008
- 1 - 42Out of ToonNov. 07, 2008
- 1 - 41Oil on CandaceOct. 17, 2008
- 1 - 40The Monster of Phineas-n-FerbensteinOct. 17, 2008
- 1 - 39One Good Scare Ought to Do It!Oct. 03, 2008
- 1 - 38The Flying FishmongerSep. 12, 2008
- 1 - 37Does This Duckbill Make Me Look Fat?Aug. 10, 2008
- 1 - 36Put That Putter AwayAug. 10, 2008
- 1 - 35Comet KermilianAug. 02, 2008
- 1 - 34Got Game?Aug. 02, 2008
- 1 - 33Bowl-R-Rama DramaJul. 12, 2008
- 1 - 32Traffic Cam CaperJul. 12, 2008
- 1 - 31A Hard Day's KnightJun. 14, 2008
- 1 - 30Voyage to the Bottom of BufordJun. 07, 2008
- 1 - 29Boyfriend From 27,000 B.C.Jun. 07, 2008
- 1 - 28The Best Lazy Day EverMay. 24, 2008
- 1 - 27Crack That WhipMay. 24, 2008
- 1 - 26Leave the Busting to UsApr. 19, 2008
- 1 - 25Greece LightningApr. 19, 2008
- 1 - 24The Ballad of BadbeardApr. 12, 2008
- 1 - 23Tree to Get ReadyMar. 22, 2008
- 1 - 22Dude We're Gettin the Band Back TogetherMar. 08, 2008
- 1 - 21It's About Time!Mar. 01, 2008
- 1 - 20Journey to the Center of CandaceFeb. 29, 2008
- 1 - 19Mom's BirthdayFeb. 29, 2008
- 1 - 18It's a Mud, Mud, Mud, Mud WorldFeb. 24, 2008
- 1 - 17Get That Bigfoot Outa My Face!Feb. 23, 2008
- 1 - 16Toy to the WorldFeb. 22, 2008
- 1 - 15I Scream, You ScreamFeb. 17, 2008
- 1 - 14Ready For The BettysFeb. 16, 2008
- 1 - 13Are You My Mummy?Feb. 15, 2008
- 1 - 12Jerk De SoleilFeb. 10, 2008
- 1 - 11S'WinterFeb. 09, 2008
- 1 - 10The Magnificent FewFeb. 08, 2008
- 1 - 9Run Away RunwayFeb. 07, 2008
- 1 - 8I, BrobotFeb. 06, 2008
- 1 - 7Candace Loses Her HeadFeb. 05, 2008
- 1 - 6Raging BullyFeb. 04, 2008
- 1 - 5Lights, Candace, Action!Feb. 03, 2008
- 1 - 4The Fast and the PhineasFeb. 02, 2008
- 1 - 3Flop StarzFeb. 01, 2008
- 1 - 2Lawn Gnome Beach Party of TerrorSep. 28, 2007
- 1 - 1RollercoasterAug. 17, 2007
