The 'Glow Up' (or 'Glo Up') meme refers to a significant transformation, usually involving a physical, emotional, or professional improvement. The term gained massive popularity on social media platforms like Twitter and Instagram, originating from Chief Keef’s 2013 song 'Gotta Glo Up One Day.' It evolved from a slang term for puberty-driven aesthetic changes into a broader cultural shorthand for any positive evolution. Users typically post side-by-side photos comparing an awkward or less-refined past version of themselves or a situation to a polished, successful present version. It serves as both a form of self-celebration and a humorous motivational tool for the internet era.