Kickin' It Wiki
“The Sub Sinker”
Season 3, Episode 4
Air Date

April 29, 2013 {{{pc}}}


Joel McCrary


Sean Lambert

Episode Guide

Glove Hurts


Meet the McKrupnicks

The Sub Sinker is the fourth episode in Season 3 of Kickin' It. It aired on April 29th, 2013.


When self-proclaimed Jerry "The Sub Sinker" Martinez proudly drives away yet another substitute teacher in his Geometry class, the principal is unable to find a replacement, until one man decides to take the impossible mission.... Milton D. Krupnick. Meanwhile, Rudy, Jack and Kim volunteer to babysit the nephew of Rudy's girlfriend, Bethany Applebaum, and Rudy made of mistake of making the baby watch a ninja marathon with them, making the baby a ninja baby that couldn't be stopped physically.



  • It is revealed that every sub that Jerry ever had never last more then a day.
  • Milton is revealed to have a 5.0 GPA.
  • Goof: How could Milton have a perfect 5.0 if in My Left Foot he got a B on a test and in The Commercial got a D in Home Ec.
  • Jerry and Milton are in school and Jack and Kim aren't.

Photo Gallery

To view the The Sub Sinker gallery, click here.

Kickin' It Episodes
Season One
Wasabi Warriors | Fat Chance | Dummy Dancing | Dojo Day Afternoon | Swords and Magic
Road to Wasabi | All the Wrong Moves | Ricky Weaver | Wax on, Wax off | The Commercial | Kung Fu Cop
Boo Gi Nights | Clash of the Titans | Badge of Honor | The Great Escape | Dude, Where's My Sword?
Breaking Board | Reality Fights | Kickin' It in China | The Wrath of Swan | Rowdy Rudy
Season Two
Rock'em Sock'em Rudy | My Left Foot | We are Family | Eddie Cries Uncle | Skate Rat | Capture the Flag
It Take Two To Tangle | Buddyguards | Dojo Day Care | Indiana Eddie | Kim of Kong | Kickin' It Old School
The Chosen One | Hit the Road Jack | A Slip Down Memory Lane | Wedding Crashers
Wazombie Warriors | Sole Brothers | All the President's Friends | New Jack City | Karate Games
Kickin' It On Our Own | Oh, Christmas Nuts!
Season Three
Spyfall | Dueling Dojos | Glove Hurts | The Sub Sinker | Meet the McKrupnicks | Witless Protection
Jack Stands Alone | Two Dates and a Funeral | Win, Lose or Ty | Sensei and Sensibility | Gabby's Gold
The New Girl | Fawlty Temple | Seaford, We Have a Problem | Temple of Doom | Mama Mima
Home Alone at School | School of Jack | Queen of Karts | How Bobby Got His Groove Back
Return of Spyfall | Wasabi Forever
Season Four
The Boys are Back in Town | Gold Diggers | From Zeros to Heroes | The Stang | Nerd With a Cape
RV There Yet? | Invasion of the Ghost Pirates | The Amazing Krupnick | The Battle of Seaford Hill
Fight at the Museum | Tightroping the Shark | Full Metal Jack | Martinez & Malone: Mall Cops!
Seaford Hustle | Kickin’ It In The Office | Bringing Down The House | You Don't Know Jack
The Grandmaster