On This Day in Glee on Instagram: "On this day in 2013: #Glee season 5, episode 4 “A Katy or a Gaga” aired. Written by Russel Friend and Garrett Lerner and directed by Ian Brennan, the episode was originally watched by 4.01m viewers in the United States. 5x04 featured 4 new cover songs- Marry the Night, Applause, Wide Awake, and Roar. The episode also followed a 4 week hiatus and introduced Adam Lambert as Elliott “Starchild” Gilbert."

On This Day in Glee on Instagram: "On this day in 2009: #Glee season 1, episode 9 “Wheels” aired. Written by Ryan Murphy and directed by Paris Barclay, the episode was originally watched by 7.35m viewers in the United States. 1x09 featured 3 new cover songs- Dancing with Myself, Defying Gravity, and Proud Mary. The episode also followed a 3 week hiatus and introduced Ashley Fink as Lauren Zizes and Lauren Potter as Becky Jackson."