Kevin McHale (who plays Artie Abrams) auditioned for Glee with Let It Be, featured in this episode.
Much of the confrontation between Kitty and Bree over Tina's campaign for Prom Queen was loosely paraphrased from a University of Maryland sorority girl's real email rant to her sisters about their conduct during Greek Week, which went viral after being leaked on social media.
Phoebe Strole, who plays Penny, is good friends with Lea Michele (Rachel) and Jonathan Groff (Jessie) since they all worked together in the Broadway musical "Spring Awakening".
Melissa Benoist and Peter Facinelli both star in Supergirl (2015).
During the health class on choking, Penny shows the technique to help someone who is choking, no health teacher would demonstrate on a student. Demonstrating on a student could damage someone internally.