IU shed tears during filming for the upcoming KBS 2TV drama 'You're the Best Lee Soon Shin'.

Those of you who watched 'Dream High' got a taste of IU's acting ability as the lovable Kim Pil Sook. There was a lot of talk about how she will fare under the pressure as the lead actress in 'You're the Best Lee Soon Shin', but once filming began, IU proved that she can hold her own.

A staff member said, "IU's passion for acting is impressive. Her acting ability and focus in scenes were beyond our expectations.We anticipate our viewer rating to surpass 50%," revealing his bold thoughts on the drama's potential popularity.

IU will be playing the protagonist, Lee Soon Shin, who heads off to Seoul to pursue her dreams following her father's death, which might explain those tears.

How do you expect IU to do in the upcoming drama?