The 'Famous Couple Lookalike Duet' meme stems from a popular social media trend, primarily on TikTok and Instagram, where users use filters or side-by-side edits to compare themselves and their partners to famous celebrity duos. While some users genuinely look like stars like Zendaya and Tom Holland, the meme truly thrives on the comedic 'fails' where the comparison is wildly inaccurate or insulting, such as being compared to cartoon characters or historical figures. It highlights the gap between self-perception and reality, serving as a lighthearted way for couples to roast themselves or celebrate their A-list vibes.