[Photos] Big Bang @ YG Family Concert 2011 in Seoul (Day 1)

Sources: As tagged, Bestiz, @kwonliyan, weibo.com/taeyang2, @dybmania, T100, @keycum, weibo.com/yourongjingjiren, weibo.com/thetop1104, G-one, GKGD@DCGD, @partnervi, @gdworld_, @yb518, @choigosh87, weibo.com/missjessy, @Honeypinkpie, @omg_soda

(Will update with more later)