A [[Creator/TheBBC BBC Radio Four]] series based on discovered letters about two horses - one French and one English - who are in love, Marengo and Copenhagen. This is a bit of a problem as they are warhorses on opposing sides in the Napoleonic wars.

Stars Creator/StephenFry as Marengo and Daniel Rigby as Copenhagen.

Contains examples of:
* AsYouKnow - Used extensively and knowingly.
** ... you have to remember that all horses get arbitrarily given the same birthday, which is January the 1st. Oh wait, you don't have to remember, because you are also a horse.
* CampGay - "Oh my horsey God!"
* [[EpistolaryNovel Epistolary Radio Series]]
* GirlfriendInCanada - Marcie's girlfriend, now supposedly dead.
* HistoricalDomainCharacter - Well, Napoleon and Wellington really did have horses called Marengo and Copenhagen.
* MayDecemberRomance - At the start of the series, Copenhagen "is only two but [Marengo is] at least twelve, but that also doesn't matter for horses, AsYouKnow".
* StalkerWithACrush - Marcie to Marengo. Copenhagen sees it; Marengo doesn't.
* WarIsHell