Big Bang stirred up fans with an eye-catching teaser poster for its upcoming world tour, uploaded by YG Entertainment on Friday. Although no details were given, expectations are high for the tour to celebrate the trio’s 20-year-long music journey. The concert tour will be its first in about nine years, following “Last Dance.” The three-member act gave fans a taste of what is to come at the Coachella Valley Music and Arts Festival in Indio, California, where G-Dragon broke the news that the group