Courage the Cowardly Dog, the iconic surrealist horror-comedy from Cartoon Network which debuted in 1999, is the source of this legendary reaction clip. The scene features the titular protagonist, Courage (voiced by Marty Grabstein), experiencing a total psychological breakdown or 'mind blown' moment, often characterized by the show's signature elastic animation style where his physical form distorts to match his internal terror. While usually living in the middle of Nowhere with Muriel and Eustace Bagge, Courage's extreme reactions have become a staple of internet culture. This specific clip is commonly used to represent existential dread, the shock of a sudden epiphany, or the feeling of one's brain melting after hearing a confusing or mind-boggling fact. It captures that unique 90s-era 'Cartoon Network' aesthetic where humor and mild trauma intersect. It is the go-to template for any situation where a person feels overwhelmed by information or a plot twist. Example caption ideas include: 'Me realizing that 2020 was four years ago,' 'When the math problem starts having letters and symbols,' and 'Discovering that pickles are actually just cucumbers that sat in vinegar for a while.'