Mighty Mouth's Sangchu has revealed that he's got a close relationship with the members of�MBLAQ. On January 9th, Sangchu tweeted, "MBLAQ are like my younger brothers." The picture attached to the tweet showed Sangchu posing with MBLAQ's Mir and Thunder at an indoor stadium.�The shot was�taken during a shoot for MBC's '4th Idol Star Athletics Championships', which will be aired this coming Chuseok on the 24th. Netizens commented, "It seems like Sangchu takes care of MBLAQ" and "They look close, I'm jealous". Source & Photo: Osen