Claim: Weightlifting Fairy Kim Bok-joo stars a South Korean model and actress named Lee Sung-kyung.
Evidence: Weightlifting Fairy Kim Bok-joo is a South Korean television series starring Lee Sung-kyung in the title role.
Lee Sung-kyung -LRB- born August 10 , 1990 -RRB- , is a South Korean model and actress.