10 Classic Office Pranks That Never Get Old #office, #features, #uncategorized, #lifestyle, #work-play, #work-and-play http://oklahoma.nef2.com/10-classic-office-pranks-that-never-get-old-office-features-uncategorized-lifestyle-work-play-work-and-play/  # Mashable 10 Classic Office Pranks That Never Get Old Here at Mashable we love a good prank. If your office could stand to liven up a bit, why not try one of our fun tricks on your co-workers? We’ve gone old school with a selection of…