B1A4 has returned with their new song, "Sleep Well Good Night".

On May 23rd, B1A4 released a repackaged, special edition of their album 'Ignition'.

The title song "Sleep Well Good Night" from their repackaged album was composed by Jinyoung and written by both Jinyoung and Baro. The song drew much attention ahead of it's release, as the members' individual teasers made fans feel as though they were personally video chatting with the boys.

The album consists of 15 songs total, including "Because Of You", a song written and composed by the members.

In related news, B1A4 will kick off new promotions for "Sleep Well Good Night" with a performance on KBS 2TV's 'Music Bank' on May 25th.

Check out their new song below!



Source & Image: IlganSports via Nate
Tip: Jae