VIDEO: Watch All the Performances from GLEE's 'Frenemies' Episode!

On last night's long-awaited spring premiere episode of Glee titled 'Frenemies', Santana auditions and snags the role of Rachel's understudy in "Funny Girl," causing a feud between the roommates. Meanwhile, back in Lima, Tina and Artie compete against each other to be the class valedictorian.

Below, watch all the performances from last night's episode including:

Having buried the hatchet, Rachel and Santana have encouraging words for each other to Sara Bareilles' "Brave."

Santana auditions for the role of Rachel's understudy in "Funny Girl" with a rousing rendition of "Don't Rain On My Parade."

Blaine, Artie and Tina contemplate their respective futures after graduation to Kelly Clarkson's "Breakaway.

Kurt, Elliott and the rest of the band rock out to "I Believe In A Thing Called Love" by The Darkness.

Despite their competition to be the class valedictorian, Tina and Artie reaffirm their strong ties to each other with the Kenny Loggins/Stevie Nicks classic "Whenever I Call You Friend."

Tina and Artie vie for the other solo at Nationals to "My Lovin' (You're Never Gonna Get It" by En Vogue.

Rachel and Santana duke it out onstage during "Funny Girl" rehearsals to "Every Breath You Take" by The Police.

The cast of Glee includes Matthew Morrison as Will Schuester; Lea Michele as Rachel Berry; Chris Colfer as Kurt Hummel; Kevin McHale as Artie; Jenna Ushkowitz as Tina; Naya Rivera as Santana Lopez; Darren Criss as Blaine Anderson; Chord Overstreet as Sam Evans; Jacob Artist as Jake Puckerman; Melissa Benoist as Marley Rose; Becca Tobin as Kitty Wilde; Alex Newell as Wade "Unique" Adams; Blake Jenner as Ryder Lynn; and Lauren Potter as Becky Jackson.

Guest Cast: Dot Marie Jones as Coach Beiste; Iqbal Theba as Principal Figgins, Adam Lambert as Elliott "Starchild" Gilbert