* Description *

Artist : B1A4

Title : What's The Problem? (4th Mini Album)

Condition : Brand new / Factory Sealed

Catalog No. : 8805636069276

Origin : Korea, South

Format : CD

Release Date : May.08.2013

Package : 1 CD + 88 pages Photo Book + Sticker (random) + Poster (option)

* Track List *

01. 별빛의 노래

02. 이게 무슨 일이야

03. Yesterday

04. Good Love

05. 몇 번을