Singer IU has been attracting much attention after there were stories of her crying during the recent recording of�SBS' 'Strong Heart'.

On the episode that will broadcast on May 22nd, IU began crying when she confessed about the difficulties during her trainee days. �While speaking, IU grew very emotional and could not hold back the tears that began to stream down her face.

Representatives from Strong Heart informed�TVReport, "The reasons for IU's tears will be revealed on the next episode. Please look forward to it."

As IU has rarely cried on past entertainment or talk shows, interest is mounting for the emotional story she will tell on this week's 'Strong Heart'.

Meanwhile, other guests will include Oh Cho Hee, Kang Sung Yun, Kim Min, Lee Jong Suk, Chun Myung Hoon, Choi Yoon Young, and Kim Bo Ah.

Source: TV Daily via Nate