| Season Episode: 4x00 |
| Episode: 0 |
| Production Number: |
| Original Air Date: 2010-09-06 |
| Title: King Johnny |
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| Season Episode: 4x02 |
| Episode: 37 |
| Production Number: 40B/402 |
| Original Air Date: 2009-11-10 |
| Title: Porta Johnny |
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| Season Episode: 4x03 |
| Episode: 38 |
| Production Number: 41A/403 |
| Original Air Date: 2009-11-11 |
| Title: Join the Johnny Scouts |
| |
| Season Episode: 4x04 |
| Episode: 39 |
| Production Number: 41B/404 |
| Original Air Date: 2009-11-12 |
| Title: Johnny B.C. |
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| Season Episode: 4x05 |
| Episode: 40 |
| Production Number: 42A/405 |
| Original Air Date: 2009-11-12 |
| Title: Runaway Johnny |
| |
| Season Episode: 4x06 |
| Episode: 41 |
| Production Number: 42B/406 |
| Original Air Date: 2009-11-12 |
| Title: Johnny on the Spot |
| |
| Season Episode: 4x07 |
| Episode: 42 |
| Production Number: 43A/407 |
| Original Air Date: 2009-11-19 |
| Title: Dark Johnny |
| |
| Season Episode: 4x08 |
| Episode: 43 |
| Production Number: 43B/408 |
| Original Air Date: 2009-11-19 |
| Title: No Homework Johnny |
| |
| Season Episode: 4x09 |
| Episode: 44 |
| Production Number: 44A/409 |
| Original Air Date: 2009-12-03 |
| Title: Papa Johnny |
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| |
| |
| Season Episode: 4x12 |
| Episode: 47 |
| Production Number: 46B/414 |
| Original Air Date: 2009-12-10 |
| Title: Johnny's Dumb Sisters |
| |
| |
| Season Episode: 4x14 |
| Episode: 49 |
| Production Number: 45B/412 |
| Original Air Date: 2010-01-14 |
| Title: Johnny's Trophy Case |
| |
| Season Episode: 4x15 |
| Episode: 50 |
| Production Number: 47A/415 |
| Original Air Date: 2010-01-21 |
| Title: My JohnnyGuard |
| |
| Season Episode: 4x16 |
| Episode: 51 |
| Production Number: 47B/416 |
| Original Air Date: 2010-01-28 |
| Title: Tom & Johnny |
| |
| Season Episode: 4x17 |
| Episode: 52 |
| Production Number: 48A/417 |
| Original Air Date: 2010-02-04 |
| Title: The Quantum of Johnny |
| |
| Season Episode: 4x18 |
| Episode: 53 |
| Production Number: 48B/418 |
| Original Air Date: 2010-02-11 |
| Title: Johnny Get Yer Gum |
| |
| Season Episode: 4x19 |
| Episode: 54 |
| Production Number: 49A/419 |
| Original Air Date: 2010-02-18 |
| Title: Old School Johnny |
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| Season Episode: 4x21 |
| Episode: 56 |
| Production Number: 50B/422 |
| Original Air Date: 2010-04-05 |
| Title: Johnny Double Coupons |
| |
| Season Episode: 4x22 |
| Episode: 57 |
| Production Number: 50A/421 |
| Original Air Date: 2010-04-08 |
| Title: Johnny Johnny |
| |
| Season Episode: 4x23 |
| Episode: 58 |
| Production Number: 52A/425 |
| Original Air Date: 2010-04-12 |
| Title: iJohnny |
| |
| Season Episode: 4x24 |
| Episode: 59 |
| Production Number: 52B/426 |
| Original Air Date: 2010-04-19 |
| Title: Johnny vs. the Mummy |
| |
| Season Episode: 4x25 |
| Episode: 60 |
| Production Number: 51A/423 |
| Original Air Date: 2010-04-26 |
| Title: X-Ray Johnny |
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| |
| |
| Season Episode: 4x28 |
| Episode: 63 |
| Production Number: |
| Original Air Date: 2010-05-17 |
| Title: Who's Johnny |
| |
| Season Episode: 4x29 |
| Episode: 64 |
| Production Number: |
| Original Air Date: 2010-05-24 |
| Title: Princess Johnny |
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| |
| Season Episode: 4x31 |
| Episode: 66 |
| Production Number: |
| Original Air Date: 2010-07-12 |
| Title: Johnny's Amazing Race |
| |
| Season Episode: 4x32 |
| Episode: 67 |
| Production Number: |
| Original Air Date: 2010-07-19 |
| Title: Johnny Test in 3D |
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| Season Episode: 4x34 |
| Episode: 69 |
| Production Number: |
| Original Air Date: 2010-08-02 |
| Title: Johnny's New BFF |
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| Season Episode: 4x37 |
| Episode: 72 |
| Production Number: |
| Original Air Date: 2010-08-23 |
| Title: Sunshine Malibu Johnny |
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| Season Episode: 4x38 |
| Episode: 73 |
| Production Number: |
| Original Air Date: 2010-08-30 |
| Title: Johnnyicle |
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| Season Episode: 4x39 |
| Episode: 74 |
| Production Number: |
| Original Air Date: 2010-09-13 |
| Title: Johnny Re-Animated |
| |
| Season Episode: 4x40 |
| Episode: 75 |
| Production Number: |
| Original Air Date: 2010-09-20 |
| Title: Johnny Cakes |
| |
| Season Episode: 4x41 |
| Episode: 76 |
| Production Number: |
| Original Air Date: 2010-09-27 |
| Title: Johnny Tube |
| |
| Season Episode: 4x42 |
| Episode: 77 |
| Production Number: |
| Original Air Date: 2010-10-04 |
| Title: Sleepover At Johnny's |
| |
| Season Episode: 4x43 |
| Episode: 78 |
| Production Number: |
| Original Air Date: 2010-10-11 |
| Title: Johnny's Got a Wart! |
| |
| Season Episode: 4x44 |
| Episode: 79 |
| Production Number: |
| Original Air Date: 2010-10-18 |
| Title: Johnny's Royal Flush |
| |
| Season Episode: 4x45 |
| Episode: 80 |
| Production Number: |
| Original Air Date: 2010-10-25 |
| Title: Johnny Test's Day Off |
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| Season Episode: 4x48 |
| Episode: 83 |
| Production Number: |
| Original Air Date: 2010-11-15 |
| Title: Johnny Boat Racing |
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| Season Episode: 4x49 |
| Episode: 84 |
| Production Number: |
| Original Air Date: 2010-11-22 |
| Title: Johnny Lock Down |
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| Season Episode: 4x50 |
| Episode: 85 |
| Production Number: |
| Original Air Date: 2010-11-29 |
| Title: Good Ol' Johnny Test |
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