Sadie Hawkins (Glee)

[1] Tina Cohen-Chang convinces Blaine Anderson to organize a Sadie Hawkins dance at McKinley to empower the female students.

However, Blaine declines her invitation, having himself developed a crush on Sam Evans, who is investigating the possibility whether the Dalton Academy Warblers cheated at Sectionals.

[3][4] Ashley Fink returns as former New Directions member and wrestling champion Lauren Zizes for the first time since early in the show's third season.

[5] Other recurring characters in this episode include glee club members Sugar Motta (Vanessa Lengies), Joe Hart (Samuel Larsen), Wade "Unique" Adams (Alex Newell), Marley Rose (Melissa Benoist), Jake Puckerman (Jacob Artist), Kitty Wilde (Becca Tobin) and Ryder Lynn (Blake Jenner), football coach Shannon Beiste (Dot-Marie Jones), cheerleader Becky Jackson (Lauren Potter), NYADA junior Brody Weston (Geyer), and the captain of the Dalton Academy Warblers, Hunter Clarington (Nolan Gerard Funk).

[3][6][7] The sixth song is Jonathan Coulton's arrangement of Sir Mix-a-Lot's "Baby Got Back", used without permission or attribution,[8] performed by new cast member Oliver Kieran Jones.