They're referring to The Hitchhiker's Guide to the Galaxy.
Specifically, they're talking about a creature (the bowl of petunias created high above the surface of an airless world as a byproduct of a star drive powered by improbability) who has reincarnated many, many times, but in every life is killed by an otherwise inoffensive and constantly bewildered British man.
I just read about this! The bowl of petunias was an incarnation of Agrajag. "Not again" referred to being killed by Arthur. Again.
Nice!!
What the fuck is this thread
They're referring to The Hitchhiker's Guide to the Galaxy.
Specifically, they're talking about a creature (the bowl of petunias created high above the surface of an airless world as a byproduct of a star drive powered by improbability) who has reincarnated many, many times, but in every life is killed by an otherwise inoffensive and constantly bewildered British man.