ASTRO's Moonbin talks about debuting before his YG trainee sister Moon Su Ah

'Unpretty Rapstar' drops first track 'Don't Stop'

YG trainee Moon Su Ah feels burdened to do well in 'Unpretty Rapstar'

YG confirms trainee Moon Suah participating in 'Unpretty Rapstar 2' is not part of new girl group