What's Happening? is the fourth mini-album recorded by the South Korean boy band B1A4, which was released by WM Entertainment on May 6, 2013. The track "What's Happening?" was used as the lead single

In the Wind is the third mini-album played by the South Korean boy band B1A4 and was released by WM Entertainment on November 12, 2012. The track "Tried to Walk" was used as the lead single of the EP.