The boys of Big Bang have been endorsing Korean sportswear manufacturing company FILA for some time now, most recently endorsing FILA's 2010 Winter Line. FILA had special access at the YG Family concert held earlier in the month and recently FILA released these videos for public consumption. There's two videos, one from the rehearsal before the concert and the other is a video of performances during the concert. In both videos, the YG Entertainment family can be seen sporting FILA gear. Bonus Video Tip: Lana