For years, the possibility of K-pop pioneers BigBang reforming felt like an impossible dream. But on Saturday, Sept. 5, the trio — rapper and international fashion icon G-Dragon, R&B heartthrob Taeyang, vocal powerhouse and variety show personality Daesung — perched on the Oakland-Alameda County Coliseum stage for the second of two Oakland shows, confirmed what fans have waited years to hear. 📷 Todd Inoue/For the S.F. Chronicle #bigbang #kpop #oakland