'''Basic Trope''': A theme tune used to have lyrics, but no longer does.
* '''Straight''': A theme to ''Troper Girls'' doesn't have lyrics, but it used to.
* '''Exaggerated''': The lyrics only existed in the first three episodes.
* '''Downplayed''': It became an InstrumentalThemeTune halfway through the final season.
* '''Justified''': The song was originally sung by a character who has been KilledOffForReal, or [[PutOnABus otherwise written off]].
* '''Inverted''': At first, it's an InstrumentalThemeTune. However, lyrics are added in a later season of ''Troper Girls''.
* '''Subverted''': An instrumental version of the theme tune is played as the opening to one VerySpecialEpisode.
* '''Double Subverted''': The lyrics are permanently dropped later on.
* '''Parodied''': ???
* '''Zig Zagged''': The lyrics are dropped, reintroduced, and rewritten several times during the show's run.
* '''Averted''':
** The theme tune either does or does not have lyrics all along.
** [[NoThemeTune There is no theme tune.]]
* '''Enforced''':
** The song's lyrics are unpopular, and the executives decide to make the theme tune {{instrumental|ThemeTune}} rather than rewrite the lyrics.
** The lyrics were written around season 1's arc, their attempts at fitting lyrics for season 2's arc onto the melody were too abysmal and they didn't even try replacing the song altogether.
** The lyricless outro version proved to be more popular than the intro version.
* '''Lampshaded''':
** "Didn't our [[BreakingTheFourthWall theme tune]] have lyrics once?"
** The lyrics themselves state that they'll never be used on the show.
* '''Invoked''': The characters decide to stop singing the theme tune, and it becomes {{instrumental|ThemeTune}}.
* '''Exploited''': Alice writes her own lyrics to the theme.
* '''Defied''': The characters agree not to forget about the lyrics.
* '''Discussed''': ???
* '''Conversed''': "This show used to have a theme song. Now it just has an InstrumentalThemeTune."
* '''Implied''': Not applicable. (This trope can only be shown.)
* '''Played For Laughs''': Several seasons after the lyrics have been lost, Alice attempts to sing the old lyrics, but has forgotten them.
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Back to ForgottenThemeTuneLyrics
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%% Optional items, added after Conversed, at your discretion:
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%%* '''Plotted A Good Waste''': ???
%%* '''Played For Drama''': ???
%%* '''Deconstructed''': ???
%%* '''Reconstructed''': ???