“The song “Buckubucku” by MFBTY ft. EE, BTS’ RM & Dino-J just turned 7 years and to celebrate the anniversary, here are out top 15 YouTuber reactions to the song. They range from reactors from when the song was released, those who stubled upon it in their journey to learning about BTS. It is always good to see a song or BTS songs being appreciated by both veteran and new listeners.