I don't know why Lunafly is so underrated when they're amazingly talented. I mean they can pull off Korean songs and English songs so perfectly, accompanied by such perfect acoustics <3

Covers like:

and

aren't at all easy to pull off well without a whole lot of music accompaniment and they pull it off with guitars, drum and keyboard. 

Anyhow, if you haven't heard just yet, I'm recommending 'Day by Day' :)