Labor Day is pretty much the last day of summer, as everybody goes back to school once they've enjoyed their final day of vacation. From here on out, it's all about back to school, apple cider, and pretty soon, pumpkin carving. But we're not quite there yet! First, we — and celebs like Miranda Cosgrove and Austin Mahone — had to say goodbye to summer. Your fave stars like Demi Lovato, Bella Thorne, and Selena Gomez took to Instagram to document how they spent their last day of summer and, as you'd probably expect, they kicked off fall in some really cool ways!
Click through the gallery to see how your fave stars spent their last day of summer — and don't forget to share with us how you said goodbye to August and hello to September by commenting below!