Adam states that his father had him at 13. In fact, Jack Black is 14 years older than Adam Devine.
Steve Howie plays Blue Knight DeMamp here, and Blake mentions that he cut his hair. Steve Howie had very long hair that he famously rocked on Shameless (2011) that he cut soon before this episode. He also plays an antagonist in this episode, and is one of the main antagonists in "Game Over, Man!", the movie that the workaholics creators made in 2018
Jack Black guest stars as Adam's Dad.