Loser

On these albums

Glee: The Music, Volume 3, ShowstoppersGlee Cast · 2010Soundtrack

Loser (Glee Cast version)Glee Cast · 2010

Glee: The Music, The Complete Season OneGlee Cast · 2010

Source: MusicBrainz recording 1eaecf4d-9efd-49c5-a6c2-39e0a11d536d (CC0).