The 'Walter Clements' meme originated from a YouTube comment section where a user named Walter Clements posted, 'I like fire trucks and moster trucks,' followed by a self-reply simply stating 'walter.' This absurd and endearing non-sequitur was eventually paired with a front-facing photo of Nelson, a Bull Terrier with a distinctive stare, who became the face of the character. The meme flourished in surreal and ironic internet circles, such as r/okbuddyretard, symbolizing a sort of innocent yet bizarre persona. Today, it is used to represent mindless confidence, child-like simplicity, or just as a general reaction to weird situations on the internet.