Will assigns the glee club a Spanish singing assignment, and enlists the help of his musically-inclined night school teacher (guest star Ricky Martin). Meanwhile, Rachel spills the beans to Kurt and Mercedes on Finn’s marriage proposal, and Mercedes has love complications of her own in the all-new “The Spanish Teacher” episode of GLEE airing Tuesday, Feb. 7 (8:00-9:00 PM) on FOX 50. (GLE-312) (TV-14 D, L) 

Cast: Matthew Morrison as Will Schuester; Jane Lynch as Sue Sylvester; Lea Michele as Rachel Berry; Cory Monteith as Finn Hudson; Jayma Mays as Emma Pillsbury; Dianna Agron as Quinn; Chris Colfer as Kurt; Kevin McHale as Artie; Amber Riley as Mercedes; Mark Salling as Puck; Jenna Ushkowitz as Tina; Naya Rivera as Santana Lopez; Heather Morris as Brittany; Harry Shum as Mike Chang and Darren Criss as Blaine Anderson. 

Guest Cast: Chord Overstreet as Sam Evans; Damian McGinty as Rory Flanagan; Vanessa Lengies as Sugar Motta, Grant Gustin as Sebastian, NeNe Leakes as Coach Roz Washington, Ricky Martin as David Martinez.