671, graffitti the sign that says Wal-Mart to a sign that say Wal-Fart!
672, jump on top of a shelf and start beatin yor chest and saying "Arrrrrrrrrgh" like Tarzan, then jump off the shelf.
673, yell "Little Pooyoo! Big Pooyoo!" Then run and break down all of the toilet doors.
674, pretend to be Hikari10, and cause a scandal, causing you to be booted out of Wal-Mart.