The frame and its origin
The picture shows a ginger cat looking straight into the camera, its face at the center of the frame. The background is split into a blue left half and a red right half, with blurred bands of light. The cat wears a black collar with a round metal tag that reads “GOOSE”. The shot looks like a character poster from the film's promotional campaign rather than an amateur photo.
Goose is a character from Captain Marvel, released in 2019. Four animals played the cat: Reggie, Archie, Rizzi and Gonzo. Each had their own 'skill': some posed better, others let themselves be held. The breed is not named in verified sources.
A Flerken, not a cat
Goose is a Flerken, an alien creature that only looks like a cat. In the film this emerges gradually: the heroine notices the pet's odd behavior, and then it becomes clear that there is an entire space inside it. In the comics, Carol Danvers's pet is named Chewie, after a character from Star Wars.
Goose's name refers to a character from Top Gun, the navigator played by Anthony Edwards; this connects to the heroine's flying career. Outwardly Goose looks like an ordinary cat, but its nature is quite different. That is exactly the source of the jokes: the viewer sees a cute kitty and then realizes it is capable of unexpected things.
Why the joke works
The meme rests on the shift from tenderness to surprise. First the viewer sees the cat and responds to its gaze, then remembers the truth about its origin. The shift is quick, and it works strongly even without a long caption.
There is a second layer: the cat in the frame looks calm and confident, while the character in the film inspires unease. The contrast between what is seen and what is known makes the picture recognizable. Fans of the film made their own versions of the poster, putting their pets on it.
Caption examples
“When the cat is quiet but you know it's up to something.” The caption uses expectation: the cat's calm pose hints at a danger the viewer already knows about.
“Said it was just a cat, and nobody noticed it swallowed the keys.” Exaggeration and a reversal of expectation: an everyday object turns out to be part of the plot.
“Came to work and a coworker looks suspiciously friendly.” The example moves the joke into the office. The cute look becomes suspicious, and the laugh comes from the mismatch.
“Mom asked why I never got a cat, and I remembered one movie.” The caption builds on an unexpected conclusion: the viewer expects a normal answer and gets a hint of a strange creature.
How to use the picture
The frame works best where a mix of cuteness and unease is wanted. It helps to crop it so the face and the tag are visible, since they set the mood. The blue and red background keeps the picture bright even as a small preview.
Don't use the meme to discuss real animals, actors, or their owners. The joke works on a fictional character, and keeping the focus there preserves its meaning.