Baby photos of Sulli are becoming a hot topic online.

Most baby photos are spread by the celebrities themselves or are graduation photos provided from a school. However, this one was a little special because it featuring Sulli when she was a child, attending an SM Entertainment event.

Lee Soo Man is holding her shoulders as an uncle would as she blows out the candle, and even Kangta and Yunho can't keep from smiling at her cuteness.

Who knew that this adorable little girl would grow up to be the tallest member in f(x)?