Lea Michele, Darren Criss, Cory Monteith, Dianna Agron and the rest of the Glee cast ditched their usual school clothes for some fancy duds in a TV spot designed to build awareness for the upcoming Fashion's Night Out shopping event. Dancing to the classic David Bowie tune "Fashion," the crew playfully shows of their best model moves in support of the annual fashion-centric evening, being held this year on September 8. If you can't participate in person, check out the special that will air the same night on FOX—less than two weeks before Glee's third season begins on September 20!