Johnny Test Season 4 Episode 11
Dukey Jekyll and Johnny Hyde
Dukey drinks a liquid which makes him turn into a monster. To make matters worse, a dog catcher (and later Mr. Black and Mr. White) are after him.
4 - 52Johnny X Strikes Back AgainNov. 29, 2010- 4 - 51Good Ol' Johnny TestNov. 29, 2010
- 4 - 50Johnny Lock DownNov. 15, 2010
- 4 - 49Johnny Boat RacingNov. 15, 2010
- 4 - 48A Scholarship for JohnnyNov. 01, 2010
- 4 - 47Johnny & Dark Vegan's Battle Brawl ManiaNov. 01, 2010
- 4 - 46Johnny Test's Day OffOct. 18, 2010
- 4 - 45Johnny's Royal FlushOct. 18, 2010
- 4 - 44Johnny's Got a Wart!Oct. 04, 2010
- 4 - 43Sleepover at Johnny'sOct. 04, 2010
- 4 - 42Johnny TubeSep. 20, 2010
- 4 - 41Johnny CakesSep. 20, 2010
- 4 - 40Johnny Re-AnimatedSep. 06, 2010
- 4 - 39King JohnnySep. 06, 2010
- 4 - 38JohnnyicleAug. 23, 2010
- 4 - 37Sunshine Malibu JohnnyAug. 23, 2010
- 4 - 36Johnny's Big Sister SmackdownAug. 09, 2010
- 4 - 35Johnny vs. Bling Bling IVAug. 09, 2010
- 4 - 34Johnny's New BFFJul. 26, 2010
- 4 - 33Guess Who's Coming to Johnny's for DinnerJul. 26, 2010
- 4 - 32Johnny Test in 3DJul. 12, 2010
- 4 - 31Johnny's Amazing RaceJul. 12, 2010
- 4 - 3099 Deeds of Johnny TestMay. 24, 2010
- 4 - 29Princess JohnnyMay. 24, 2010
- 4 - 28Who's JohnnyMay. 10, 2010
- 4 - 27Johnny Grow Your Own MonsterMay. 11, 2010
- 4 - 26Johnny vs. The MummyMar. 02, 2010
- 4 - 25iJohnnyMar. 02, 2010
- 4 - 24The Destruction of Johnny XFeb. 25, 2010
- 4 - 23X-Ray JohnnyFeb. 25, 2010
- 4 - 22Johnny Double CouponFeb. 04, 2010
- 4 - 21Johnny JohnnyFeb. 04, 2010
- 4 - 20Johnny Degrees Below ZeroJan. 07, 2010
- 4 - 19Old School JohnnyJan. 07, 2010
- 4 - 18Johnny Get Yer GumDec. 10, 2009
- 4 - 17Quantum of JohnnyDec. 10, 2009
- 4 - 16Tom and JohnnyDec. 03, 2009
- 4 - 15My Johnny GuardDec. 03, 2009
- 4 - 14Johnny's Big Dumb SistersNov. 26, 2009
- 4 - 13Johnny's Amazing Cookie CompanyNov. 26, 2009
- 4 - 12Johnny's Trophy CaseOct. 15, 2009
- 4 - 11Dukey Jekyll and Johnny HydeOct. 15, 2009
- 4 - 10The Johnnyminster Dog ShowOct. 08, 2009
- 4 - 9Papa JohnnyOct. 08, 2009
- 4 - 8No Homework for JohnnyOct. 01, 2009
- 4 - 7Dark JohnnyOct. 01, 2009
- 4 - 6Johnny on the SpotSep. 24, 2009
- 4 - 5Runaway JohnnySep. 24, 2009
- 4 - 4Johnny BCSep. 17, 2009
- 4 - 3Join the Johnny ScoutsSep. 17, 2009
- 4 - 2Porta JohnnySep. 10, 2009
- 4 - 1Johnny's New Baby SistersSep. 10, 2009
