Brave Brothers announced on July 23 that they have produced a new song called, "Spring Summer Summer Summer." They created this CD upon a fan's request. They also said that they received a lot of phone calls from fans wanting the album upon the completion of the first and second song that they release.

Brave Brothers released their third digital single, Spring Summer Summer Summer, which is different from their previous single, I Don't Care. Their digital singles are being loved by many fans.

On the other hand, the song, "Spring Summer Summer Summer" is a fun, dynamic song that brings a breath of fresh air during the hot summer.