Gina's Miranda San Francisco sleeping bag is a nod to her voice actress Gina Rodriguez's upcoming role in the Netflix animated TV show Carmen Sandiego (2019).
The dubstep song that plays while the message is being sent to all the phones is the theme to "The Kroll Show" which starred Nick Kroll, who voices Nick
The horse that Missy is riding during her fantasy is Gustavo from the book she read earlier, The Rock of Gibraltar.