Dad Behavior/References

Cultural references

 * The episode title is a pun on .
 * The blackboard text is a reference to the FXX 13-days marathon, showing all the first 600th episodes of the show in a row.
 * Grampa mentions the upcoming dating website gravedate.
 * ChoreMonkey is a parody of.
 * Matt Leinart played a.
 * The scene showing Grampa with his father is done in the old black and white Popeye cartoons style.
 * Homer sings a version of the chorus of the 's song Dirty Work.
 * At the end of the episode, the message "We'll miss you Vin Scully" appears, as he retired from his sports broadcaster career this year.
 * Lisa references the book .
 * Itchy & Scratchy's Injury 500, the go-kart ride at Itchy & Scratchy Land, is a pun on the automobile race.
 * The music playing during the kart chase and the end credits was made by Alf Clausen and Greg Prechel, and is an homage to the songs from the  franchise.

Trivia

 * This is the first episode that is now produced by Fox Television Animation after Film Roman ended their production. But remained uncredited.
 * The couch gag part where the television slides down some media equipment continues in the episode itself.

Goofs

 * The kitchen table is out of sight when Homer walks across the kitchen singing, but it reappears on the next scene.
 * When Grampa tells Homer that his girlfriend is pregnant, the number on his door disappears.