Don't Stop Believing by Journey (pilot)

• The regionals version is even better.

"My Life Would Suck Without You" in episode 13, sung by the entire club and incorporating all the dance moves from the previous episodes.

Rachel singing "Don't Rain On My Parade" in episode 13.

The guys' mashup of It's My Life and Confessions Part 2 (Episode 6)

Rachel and Kurt's duel: Defying Gravity from Wicked (Episode 9)

Somebody To Love by Queen (Episode 5)

Will's mashup of "Don't Stand So Close To Me/Young Girl." Who cares if Emma and Rachel are Completely Missing The Point, It's still pretty awesome.

• One could argue that they missed the point because it was awesome.
  • Or seeing Emma and Rachel's facial expressions as they miss the point makes Will's mashup even better.

Bryan Ryan (Neil Patrick Harris) and Will singing "Dream On" in a singing duel as part of an audition for the role of the lead in Les Mis.

Artie's first solo, Dancing With Myself by Billy Idol (Episode 9)

Episode 12's "Jump" plus the awesome choreography in the mattress commercial

O Fortuna being used as the score for Will and Sue's arguments (Episode 7)

• Also contains elements of CMoF

Kurt singing Rose's Turn, or rather, Kurt's Turn.

Episode 1X19 has two incredible moments for Artie, "Safety Dance" in the mall with its choreography and his soul-wrenching rendition of "Dream a Little Dream of Me"

Kurt and Mercedes singing Madonna's "4 Minutes" in episode 15.

The entire Journey medley the club sings at Regionals, especially when they burst out into "Any Way You Want It." Plus the rendition of "Don't Stop Believing" tops the performance in the pilot by a mile.

Sue Sylvester's "Vogue".

Maybe This Time (Episode 5, sung by April Rhodes/Kristin Chenoweth)

Keep Holding On by Avril Lavigne (Episode 7)

Puck singing Sweet Caroline by Neil Diamond (Episode 8)

Tina's version of "True Colors". (Ep. 11)

Mercedes' rendition of "And I'm Telling You".

Rachel and Shelby's duet of "I Dreamed A Dream" from Les Miserables. Also doubles as a Crowning Moment Of Heartwarming.

• Don't forget that is one hell of a Tear Jerker.

Proud Mary by Creedence Clearwater Revival. (Episode 9)

Like A Prayer from the Madonna episode.

Vocal Adrenaline performing "Bohemian Rhapsody" as Quinn gives birth. Soulless and overproduced at it is, wow.

Lean On Me, by Bill Withers - (Episode 10)

Push It by Salt N' Pepper (Episode 2) — doubles as a Crowning Moment Of Funny.

"You Can't Always Get What You Want" by the Rolling Stones, performed during the Sectionals.

"Bust Your Windows" sung by Mercedes to Kurt.

"Gives You Hell": Rachel's Woman Scorned song to Finn after he goes out on a threesome date with Brittany and Santana.

When the entire club admitted how much Mr. Shue meant to them by singing "To Sir With Love" in the Season 1 finale. Not only did it demonstrate that they got the "It's the journey not the destination" message, but it came at Will's lowest point of the episode, perhaps of the season.

The Girl's mashup of Halo/Walking on Sunshine.

Mercedes's version of "Beautiful" and the time she sang it.

Puck's rendition of "The Lady is a Tramp" along with his smooth, jazzy choreography.

Quinn's rendition of You Keep Me Hangin' On by Diana Ross (Episode 7)

"Give Us the Funk," the ending number of the Funk episode. Complete with Vocal Adrenaline's "We just got p'wned" reaction.

Finn's "Hello, I Love You" in Episode 14.

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Rachel and Shelby's duet of "I Dreamed A Dream" from Les Miserables. Also doubles as a Crowning Moment Of Heartwarming.

The Guy's rendition of "Shout It Out Loud" in full KISS makeup and costume. Bonus points for Puck being the romantic "Starchild" but points also lost for Puck NOT being Gene Simmons' "Demon", given the man's sexual history.

"I'll Stand By You", sung by Finn (Episode 10)

Rachel's Take a Bow by Rihanna in episode 2

Rachel and Jesse St. James's duet of Lionel Ritchie's "Hello."

Mr. Shue's version of "Ice Ice Baby," including the conga line and the song becoming "officially paroled."

Will and April's duet of One Less Bell to Answer / A House Is Not a Home in episode 16.

Will's Bust A Move (Episode 8)

Tina's version of "Tonight". Screw Rachel and the ego she rode in on, she deserved it.

April singing "Home" at the end of episode 16

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Olivia Newton-John and Sue Sylvester's revival of "Physical."

Rachel and April's "duet" in Rhodes Not Taken.

Will weaponizing his Chick Magnetude to seduce Sue with "Tell Me Something Good."

Will and April's duet of "Fire" at the roller rink. Cheesy? Maybe, but also just plain fun.

Shelby and Rachel duetting an acoustic rendition of "Poker Face" in "Theatricality."