The image shows what appears to be a regular hotel room with a typical setup including a bed, bedside table, lamp, window with curtains, and a wall-mounted air conditioner. The bed is unmade with white sheets that are crumpled in a somewhat chaotic fashion.
What makes this image humorous to some viewers is the arrangement of the bed sheets. The sheets have been twisted and bundled in such a way that they resemble the vague outline of a human form under the covers. The protrusions made by the tucked in sheets give off the impression of a head on the pillow, a body beneath the blanket, and even a raised knee, generating a sense of someone sleeping beneath the covers.
The illusion created by the sheets can catch viewers off guard because it momentarily tricks the brain into thinking there is a person in the bed. When the viewer realizes that it's just the sheets and not an actual person, the surprise can often lead to amusement.
Another reason this image might be funny is that it plays into common experiences many people share. Who hasn't walked into a room and, for a brief moment, thought a pile of clothes or a strangely arranged blanket was something else? There's a human tendency to see patterns and shapes that resemble familiar objects or beings, known as pareidolia, and this image plays directly into that psychological phenomenon.
Moreover, this scene can evoke a sense of relatability among those who have experienced the housekeeping staff's ingenuity or playful behavior in hotels. Sometimes staff deliberately shape towels or bedding into fun figures to delight guests, and while this is likely unintentional, it can remind viewers of those light-hearted moments.
Lastly, the unexpected nature of finding humor in an otherwise mundane setting contributes to the mirth. There’s contrast between the ordinary expectations of a hotel room and the surprise encountered which creates a lighthearted and humorous moment. It's akin to a visual joke or practical gag, except it occurs serendipitously, creating a genuine moment of levity.