An online community took a pole about "idol girls with the loveliest smiles." 

Lee Hyori received the most votes while the Wondergirls Sunye was ranked second. Kara's Han Seungyun, F(x) Sulli, and Secret's Jun Hyosung followed them. Netizens said,"I love their smily eyes," "They all have great smiles," "They are all charming," etc.