When Korean stars talk about childhood popularity, the punchline is rarely that someone else was more famous. But actress Han Ji-min recently did exactly that — saying her older sister, not she, was the one classmates adored — sparking renewed online fascination with celebrity siblings whose looks rival the idols themselves. Han said on a recent YouTube variety show appearance that she “wasn’t popular” in school and that “my sister was more famous than me,” adding she had been known as her sister’s “picky little sibling” who would sometimes hang up calls meant for her. The candid anecdote resurfaced past photos of the sisters that had already drawn attention for their shared features and elegant image. The moment quickly folded into a broader Korean internet trope: the “celebrity sister” phenomenon. In Korea’s image-focused pop culture — where image is central to idol branding — family members of stars often go viral when their resemblance becomes known. One of the most cited examples is Jang Da-ah, older sister of IVE’s Jang Won-young. Even before her ac