Apparently, he is a Mariah Carrey fan. Oh, he has his own YouTube channel too!-> YouTube - rlaehddnjs's Channel Another video (High pitch voice FTW!). His own blog (In Korean)-> ☆....................ccm 싱어 새벽공기
Haha, this is quite funny! English words are so difficult to be pronounced to the foreigners. And sounds like Buffalax too... but with mispronounced lyrics instead of misheard ones.