BTS were forced to bow their heads in apology by the MCs on the December 16 episode of 'Weekly Idol.'�

Right before the special corner where fans get the chance to leave a phone message for their favorite idols, MCs' Heechul and Defconn requested for the boys to apologize without explaining for who and what the apology was for.�

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Afterward, the MCs explained, "We received so many calls that the phone lines went haywire. We heard that representatives from the telephone company worked into the morning. BTS's popularity is something to behold," referring to the instance of how 'Weekly Idol's phone lines had gone down due to the massive volume of calls received from all the ARMYs.�