The episode builds on earlier Jethro-focused stories like " Jethro's All Yours " and references Mr. Logic's past as a Boxmore bot.
In of OK K.O.! Let’s Be Heroes , titled " I Am Jethro ," the story shifts focus to a unique version of Lord Boxman’s standard robot, Jethro. Core Plot & Character Development
This sentient Jethro and K.O. bond over their shared feeling of being undervalued by their respective teams.
The character Crinkly Wrinkly appears dressed as Finn from Adventure Time while heading to an "Ooold Folks Home".
Although the sentient Jethro vows to never leave his "brothers," Boxman eventually finds and removes him, though the other Jethros continue to cover for him. Production Context
