B1A4 guest-starred on the February 24th episode of SBS ‘TV’s Challenge! 1000 Songs‘, and revealed that their name, “stands for ‘Be the One All for One.’ It means we’ll try our best as everyone wishes.”
During the episode, the group also revealed that they had been chosen as the most promising K-pop star of 2012 by 270,000 people from all over the world. However, it seems that member Gongchan was oblivious to this fact!
Meanwhile, other guests on this episode included Noh Sa Yeon, Kim Jin Ah, Kim Su Keun, Ahn Yeon Hong, Lee Yong, Lee Hye Ri, Park Jun Hyung, and Yoon Sung Han.