It's life hack time! You ever buy a frame from a store and can't get the price sticker residue off? Or your kids put a sticker on your car window that won't come off? Well Courtney has the solution for you! Check out her latest hack below and let us know how it works for you. Don't forget we are always looking for your personal life hacks that you think we need to know about. Shoot us a tweet @ONWithMario or slide into our DMs on Facebook and Instagram!