Jim and Dave shuffled down the street in the hot summer sun. Occasionally they would encounter an obstacle, such as a shopping cart, corpse, pile of trash, or burned out car. Depending on the size and nature of the obstacle, their zombie intellect would kick over into high gear, and a conversation such as this might ensue:
Rains! Rains! Raaaaaaaains1
If the object was large, such as a chunk of flaming airplane wreckage, Jim and Dave would do the Zombie Shuffle around its perimeter, sometimes bumping into each other and the obstacle itself. On rare occasions, the not-quite-cooperative maneuvering deflected them from their original direction of movement, which was entirely random anyway.
If the obstacle was small or spread out (like the 2000 individually-wrapped packages of toilet paper theyd encountered yesterday, rolling and skittering before their tattered