Charlie mentions reading Reese's Book of the Month. He's referring to Reese's Book Club, a celebrity book sales club run by Reese Witherspoon, under her media company Hello Sunshine. Some books that have been suggested, which have since been adapted by the production company, have been, Big Little Lies (2017), Little Fires Everywhere (2020), Where the Crawdads Sing (2022), Daisy Jones & The Six (2023), The Last Thing He Told Me (2023) and Tiny Beautiful Things (2023).
Jesse and Sid sing a particular song they created, whenever they brush their teeth. The song is to the melody of the 1998 hit song, Crush by Jennifer Paige.
Lindsay Lohan is mentioned in this episode, as well as the title referencing one of her projects as an actress, The Parent Trap (1998) (where she played the duel characters of Hallie Parker and Annie James). Hilary Duff (Sophie) and Lindsay had an infamous rivalry in the early noughties, especially given that they both dated the same person, Aaron Carter around the same time.