For Korean, I like her rap in Step! Nice power, love the instrumental with.
For English raps, I like her rap in her solo Lost even though there's like two Japanese words in it.
No, not at all. I heard so many bad things about them at the time I just assumed that I wouldn't like them.
I heard Mister but I was still in denial. I didn't consider myself a fan until Step to be honest ^^;
I never liked cute concepts so that was probably why I never bothered to look at their other mvs.