stolen from celli!

Give me the title of a hypothetical fic (and fandom/characters/pairing if you like) and I will:
-tell you what it's about
-recall my favorite or least favorite parts
-possibly attempt to write an excerpt of it

EDIT: hypothetical fic descriptions so far
- David Mitchell/James Acaster giraffe prompt story
- Oz Ballet AU gender change Christina Keller/Tabitha Beecher story
- John Robins/Elis James. Prompt: Turnabout
- Generation Kill: the one where Brad Colbert has a crush on a disembodied voice.
- hypothetical fic about David Mitchell, villain of your dreams
- Ashes to Ashes hypothetical fairy tale fic
- James Acaster/David Mitchell 'Call Me' prompt