The image you've shared is a photo of a stone relief featuring a group of figures, which appear to be in various frozen poses. The stonework is detailed, with human figures that are artfully sculpted. The composition has an ancient feel, reminiscent of a scene one might find in archaeological sites or museums dedicated to classical civilizations.
At the top of the image, there is a caption that reads, "Party was great until Medusa showed up." This caption is the key to why the image might be considered humorous. In ancient Greek mythology, Medusa is known as a Gorgon who had snakes for hair, and her gaze could turn anyone who looked directly at her into stone. The figures in the relief, being composed of stone and in seemingly mid-action poses, humorously suggest that these are the results of a Medusa encounter.
The humor arises from the juxtaposition of a relatable social situation—a party—with a mythological element. The idea of a 'party' is a modern social event, and placing Medusa into this context involves an anachronism that is often a source of comedy. The fact that parties are meant to be fun, lively events contrasts with the outcome of the figures in the image—frozen for eternity in stone—which adds to the absurdity.
The articulation of the figures also lends itself to the humor. They are caught in dynamic, almost lifelike poses that one might not expect from stone statues. This helps to sell the idea that they were once party-goers who were enjoying themselves until they had the misfortune of crossing paths with Medusa.
In a broader context, the image plays with the theme of unexpected consequences. The imagined scenario is that these people were having a great time, leaving viewers to ponder the sudden and dramatic turn of events. The sudden shift from a fun social gathering to a scene of petrified figures is inherently dramatic, but the framing as a punchline of a joke turns it into something laughable.
Lastly, the humor also relies on the viewer's awareness of the Medusa myth. Those familiar with the story will instantly understand the reference and find humor in the creative presentation of these sculptures as supposed victims of Medusa's petrifying gaze. It's a play on the transformation of living beings into art, which, in its way, is a nod to the power of both myths and art to freeze moments in time. Party was great until Medusa showed up