Halloween (1978) is referenced by Denise (Niecy Nash) and Hester (Lea Michele). Jamie Lee Curtis is known for playing Laurie Strode, the main character in the film.
Holt (John Stamos) mentions Batman v Superman: Dawn of Justice (2016) being a messy script. Emma Roberts was the original choice of Harley Quinn for Suicide Squad (2016) before she turned it down, and both movies take place in the same universe.
Denise Hemphill (Niecy Nash) mentions the tv show Quantico. The main character in that show is Priyanka Chopra. In 2018 she married Nick Jonas who played the significant role of Boone in season 1 of Scream Queens.
Abigail Breslin (Chanel #5) and Lea Michele (Hester) previously starred together in the movie 'New Year's Eve (2011)