Have you ever played Cards Against Humanity or Apples to Apples?
Its not so much that the juxtaposition on its own is hilarious. You have to build a scenario. It's fun to imagine funny scenarios.
Is the cart for a person who wants to treat themselves and these are their priorities? Is it a very specific mating ritual?
It's a writing prompt for your imagination. In reality almost all of these are surely very mundane repurchases but that's not the point.